38541880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 101606400

約数和(自身を除く): 63064520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 47, 52, 65, 76, 83, 94, 95, 104, 130, 152, 166, 188, 190, 235, 247, 260, 332, 376, 380, 415, 470, 494, 520, 611, 664, 760, 830, 893, 940, 988, 1079, 1222, 1235, 1577, 1660, 1786, 1880, 1976, 2158, 2444, 2470, 3055, 3154, 3320, 3572, 3901, 4316, 4465, 4888, 4940, 5395, 6110, 6308, 7144, 7802, 7885, 8632, 8930, 9880, 10790, 11609, 12220, 12616, 15604, 15770, 17860, 19505, 20501, 21580, 23218, 24440, 31208, 31540, 35720, 39010, 41002, 43160, 46436, 50713, 58045, 63080, 74119, 78020, 82004, 92872, 101426, 102505, 116090, 148238, 156040, 164008, 202852, 205010, 232180, 253565, 296476, 370595, 405704, 410020, 464360, 507130, 592952, 741190, 820040, 963547, 1014260, 1482380, 1927094, 2028520, 2964760, 3854188, 4817735, 7708376, 9635470, 19270940, 38541880]

約数ペア:

[(1, 38541880), (2, 19270940), (4, 9635470), (5, 7708376), (8, 4817735), (10, 3854188), (13, 2964760), (19, 2028520), (20, 1927094), (26, 1482380), (38, 1014260), (40, 963547), (47, 820040), (52, 741190), (65, 592952), (76, 507130), (83, 464360), (94, 410020), (95, 405704), (104, 370595), (130, 296476), (152, 253565), (166, 232180), (188, 205010), (190, 202852), (235, 164008), (247, 156040), (260, 148238), (332, 116090), (376, 102505), (380, 101426), (415, 92872), (470, 82004), (494, 78020), (520, 74119), (611, 63080), (664, 58045), (760, 50713), (830, 46436), (893, 43160), (940, 41002), (988, 39010), (1079, 35720), (1222, 31540), (1235, 31208), (1577, 24440), (1660, 23218), (1786, 21580), (1880, 20501), (1976, 19505), (2158, 17860), (2444, 15770), (2470, 15604), (3055, 12616), (3154, 12220), (3320, 11609), (3572, 10790), (3901, 9880), (4316, 8930), (4465, 8632), (4888, 7885), (4940, 7802), (5395, 7144), (6110, 6308)]