12767810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 27216000

約数和(自身を除く): 14448190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 149, 190, 205, 209, 298, 410, 418, 451, 745, 779, 902, 1045, 1490, 1558, 1639, 2090, 2255, 2831, 3278, 3895, 4510, 5662, 6109, 7790, 8195, 8569, 12218, 14155, 16390, 17138, 28310, 30545, 31141, 42845, 61090, 62282, 67199, 85690, 116071, 134398, 155705, 232142, 311410, 335995, 580355, 671990, 1160710, 1276781, 2553562, 6383905, 12767810]

約数ペア:

[(1, 12767810), (2, 6383905), (5, 2553562), (10, 1276781), (11, 1160710), (19, 671990), (22, 580355), (38, 335995), (41, 311410), (55, 232142), (82, 155705), (95, 134398), (110, 116071), (149, 85690), (190, 67199), (205, 62282), (209, 61090), (298, 42845), (410, 31141), (418, 30545), (451, 28310), (745, 17138), (779, 16390), (902, 14155), (1045, 12218), (1490, 8569), (1558, 8195), (1639, 7790), (2090, 6109), (2255, 5662), (2831, 4510), (3278, 3895)]