1900992044

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 4255727616

約数和(自身を除く): 2354735572

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 49, 61, 62, 92, 98, 122, 124, 161, 196, 217, 223, 244, 322, 427, 434, 446, 644, 713, 854, 868, 892, 1127, 1403, 1426, 1519, 1561, 1708, 1891, 2254, 2806, 2852, 2989, 3038, 3122, 3782, 4508, 4991, 5129, 5612, 5978, 6076, 6244, 6913, 7564, 9821, 9982, 10258, 10927, 11956, 13237, 13603, 13826, 19642, 19964, 20516, 21854, 26474, 27206, 27652, 34937, 35903, 39284, 43493, 43708, 48391, 52948, 54412, 68747, 69874, 71806, 86986, 92659, 95221, 96782, 137494, 139748, 143612, 158999, 173972, 185318, 190442, 193564, 251321, 274988, 304451, 312869, 317998, 338737, 370636, 380884, 421693, 502642, 608902, 625738, 635996, 666547, 677474, 843386, 1005284, 1112993, 1217804, 1251476, 1333094, 1354948, 1686772, 2131157, 2190083, 2225986, 2666188, 2951851, 4262314, 4380166, 4451972, 5903702, 7790951, 8524628, 8760332, 9698939, 11807404, 15330581, 15581902, 19397878, 20662957, 30661162, 31163804, 38795756, 41325914, 61322324, 67892573, 82651828, 135785146, 271570292, 475248011, 950496022, 1900992044]

約数ペア:

[(1, 1900992044), (2, 950496022), (4, 475248011), (7, 271570292), (14, 135785146), (23, 82651828), (28, 67892573), (31, 61322324), (46, 41325914), (49, 38795756), (61, 31163804), (62, 30661162), (92, 20662957), (98, 19397878), (122, 15581902), (124, 15330581), (161, 11807404), (196, 9698939), (217, 8760332), (223, 8524628), (244, 7790951), (322, 5903702), (427, 4451972), (434, 4380166), (446, 4262314), (644, 2951851), (713, 2666188), (854, 2225986), (868, 2190083), (892, 2131157), (1127, 1686772), (1403, 1354948), (1426, 1333094), (1519, 1251476), (1561, 1217804), (1708, 1112993), (1891, 1005284), (2254, 843386), (2806, 677474), (2852, 666547), (2989, 635996), (3038, 625738), (3122, 608902), (3782, 502642), (4508, 421693), (4991, 380884), (5129, 370636), (5612, 338737), (5978, 317998), (6076, 312869), (6244, 304451), (6913, 274988), (7564, 251321), (9821, 193564), (9982, 190442), (10258, 185318), (10927, 173972), (11956, 158999), (13237, 143612), (13603, 139748), (13826, 137494), (19642, 96782), (19964, 95221), (20516, 92659), (21854, 86986), (26474, 71806), (27206, 69874), (27652, 68747), (34937, 54412), (35903, 52948), (39284, 48391), (43493, 43708)]