23138960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1216

約数の個数: 80

約数和(自身を含む): 61037760

約数和(自身を除く): 37898800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1171, 1235, 1520, 1976, 2342, 2470, 3952, 4684, 4940, 5855, 9368, 9880, 11710, 15223, 18736, 19760, 22249, 23420, 30446, 44498, 46840, 60892, 76115, 88996, 93680, 111245, 121784, 152230, 177992, 222490, 243568, 289237, 304460, 355984, 444980, 578474, 608920, 889960, 1156948, 1217840, 1446185, 1779920, 2313896, 2892370, 4627792, 5784740, 11569480, 23138960]

約数ペア:

[(1, 23138960), (2, 11569480), (4, 5784740), (5, 4627792), (8, 2892370), (10, 2313896), (13, 1779920), (16, 1446185), (19, 1217840), (20, 1156948), (26, 889960), (38, 608920), (40, 578474), (52, 444980), (65, 355984), (76, 304460), (80, 289237), (95, 243568), (104, 222490), (130, 177992), (152, 152230), (190, 121784), (208, 111245), (247, 93680), (260, 88996), (304, 76115), (380, 60892), (494, 46840), (520, 44498), (760, 30446), (988, 23420), (1040, 22249), (1171, 19760), (1235, 18736), (1520, 15223), (1976, 11710), (2342, 9880), (2470, 9368), (3952, 5855), (4684, 4940)]