12830840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 31885920

約数和(自身を除く): 19055080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 241, 242, 440, 482, 484, 605, 964, 968, 1205, 1210, 1331, 1928, 2410, 2420, 2651, 2662, 4820, 4840, 5302, 5324, 6655, 9640, 10604, 10648, 13255, 13310, 21208, 26510, 26620, 29161, 53020, 53240, 58322, 106040, 116644, 145805, 233288, 291610, 320771, 583220, 641542, 1166440, 1283084, 1603855, 2566168, 3207710, 6415420, 12830840]

約数ペア:

[(1, 12830840), (2, 6415420), (4, 3207710), (5, 2566168), (8, 1603855), (10, 1283084), (11, 1166440), (20, 641542), (22, 583220), (40, 320771), (44, 291610), (55, 233288), (88, 145805), (110, 116644), (121, 106040), (220, 58322), (241, 53240), (242, 53020), (440, 29161), (482, 26620), (484, 26510), (605, 21208), (964, 13310), (968, 13255), (1205, 10648), (1210, 10604), (1331, 9640), (1928, 6655), (2410, 5324), (2420, 5302), (2651, 4840), (2662, 4820)]