2019925280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{907}}^1$

素因数の和:1402

約数の個数: 96

約数和(自身を含む): 4942425600

約数和(自身を除く): 2922500320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 449, 496, 620, 898, 907, 992, 1240, 1796, 1814, 2245, 2480, 3592, 3628, 4490, 4535, 4960, 7184, 7256, 8980, 9070, 13919, 14368, 14512, 17960, 18140, 27838, 28117, 29024, 35920, 36280, 55676, 56234, 69595, 71840, 72560, 111352, 112468, 139190, 140585, 145120, 222704, 224936, 278380, 281170, 407243, 445408, 449872, 556760, 562340, 814486, 899744, 1113520, 1124680, 1628972, 2036215, 2227040, 2249360, 3257944, 4072430, 4498720, 6515888, 8144860, 12624533, 13031776, 16289720, 25249066, 32579440, 50498132, 63122665, 65158880, 100996264, 126245330, 201992528, 252490660, 403985056, 504981320, 1009962640, 2019925280]

約数ペア:

[(1, 2019925280), (2, 1009962640), (4, 504981320), (5, 403985056), (8, 252490660), (10, 201992528), (16, 126245330), (20, 100996264), (31, 65158880), (32, 63122665), (40, 50498132), (62, 32579440), (80, 25249066), (124, 16289720), (155, 13031776), (160, 12624533), (248, 8144860), (310, 6515888), (449, 4498720), (496, 4072430), (620, 3257944), (898, 2249360), (907, 2227040), (992, 2036215), (1240, 1628972), (1796, 1124680), (1814, 1113520), (2245, 899744), (2480, 814486), (3592, 562340), (3628, 556760), (4490, 449872), (4535, 445408), (4960, 407243), (7184, 281170), (7256, 278380), (8980, 224936), (9070, 222704), (13919, 145120), (14368, 140585), (14512, 139190), (17960, 112468), (18140, 111352), (27838, 72560), (28117, 71840), (29024, 69595), (35920, 56234), (36280, 55676)]