12257554920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7857407}}^1$

素因数の和:7857434

約数の個数: 64

約数和(自身を含む): 39601336320

約数和(自身を除く): 27343781400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 7857407, 15714814, 23572221, 31429628, 39287035, 47144442, 62859256, 78574070, 94288884, 102146291, 117861105, 157148140, 188577768, 204292582, 235722210, 306438873, 314296280, 408585164, 471444420, 510731455, 612877746, 817170328, 942888840, 1021462910, 1225755492, 1532194365, 2042925820, 2451510984, 3064388730, 4085851640, 6128777460, 12257554920]

約数ペア:

[(1, 12257554920), (2, 6128777460), (3, 4085851640), (4, 3064388730), (5, 2451510984), (6, 2042925820), (8, 1532194365), (10, 1225755492), (12, 1021462910), (13, 942888840), (15, 817170328), (20, 612877746), (24, 510731455), (26, 471444420), (30, 408585164), (39, 314296280), (40, 306438873), (52, 235722210), (60, 204292582), (65, 188577768), (78, 157148140), (104, 117861105), (120, 102146291), (130, 94288884), (156, 78574070), (195, 62859256), (260, 47144442), (312, 39287035), (390, 31429628), (520, 23572221), (780, 15714814), (1560, 7857407)]