1387900020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43399}}^1$

素因数の和:43465

約数の個数: 96

約数和(自身を含む): 4287225600

約数和(自身を除く): 2899325580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 205, 246, 260, 390, 410, 492, 533, 615, 780, 820, 1066, 1230, 1599, 2132, 2460, 2665, 3198, 5330, 6396, 7995, 10660, 15990, 31980, 43399, 86798, 130197, 173596, 216995, 260394, 433990, 520788, 564187, 650985, 867980, 1128374, 1301970, 1692561, 1779359, 2256748, 2603940, 2820935, 3385122, 3558718, 5338077, 5641870, 6770244, 7117436, 8462805, 8896795, 10676154, 11283740, 16925610, 17793590, 21352308, 23131667, 26690385, 33851220, 35587180, 46263334, 53380770, 69395001, 92526668, 106761540, 115658335, 138790002, 231316670, 277580004, 346975005, 462633340, 693950010, 1387900020]

約数ペア:

[(1, 1387900020), (2, 693950010), (3, 462633340), (4, 346975005), (5, 277580004), (6, 231316670), (10, 138790002), (12, 115658335), (13, 106761540), (15, 92526668), (20, 69395001), (26, 53380770), (30, 46263334), (39, 35587180), (41, 33851220), (52, 26690385), (60, 23131667), (65, 21352308), (78, 17793590), (82, 16925610), (123, 11283740), (130, 10676154), (156, 8896795), (164, 8462805), (195, 7117436), (205, 6770244), (246, 5641870), (260, 5338077), (390, 3558718), (410, 3385122), (492, 2820935), (533, 2603940), (615, 2256748), (780, 1779359), (820, 1692561), (1066, 1301970), (1230, 1128374), (1599, 867980), (2132, 650985), (2460, 564187), (2665, 520788), (3198, 433990), (5330, 260394), (6396, 216995), (7995, 173596), (10660, 130197), (15990, 86798), (31980, 43399)]