40474020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 119669760

約数和(自身を除く): 79195740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 211, 230, 276, 278, 345, 417, 422, 460, 556, 633, 690, 695, 834, 844, 1055, 1266, 1380, 1390, 1668, 2085, 2110, 2532, 2780, 3165, 3197, 4170, 4220, 4853, 6330, 6394, 8340, 9591, 9706, 12660, 12788, 14559, 15985, 19182, 19412, 24265, 29118, 29329, 31970, 38364, 47955, 48530, 58236, 58658, 63940, 72795, 87987, 95910, 97060, 117316, 145590, 146645, 175974, 191820, 291180, 293290, 351948, 439935, 586580, 674567, 879870, 1349134, 1759740, 2023701, 2698268, 3372835, 4047402, 6745670, 8094804, 10118505, 13491340, 20237010, 40474020]

約数ペア:

[(1, 40474020), (2, 20237010), (3, 13491340), (4, 10118505), (5, 8094804), (6, 6745670), (10, 4047402), (12, 3372835), (15, 2698268), (20, 2023701), (23, 1759740), (30, 1349134), (46, 879870), (60, 674567), (69, 586580), (92, 439935), (115, 351948), (138, 293290), (139, 291180), (211, 191820), (230, 175974), (276, 146645), (278, 145590), (345, 117316), (417, 97060), (422, 95910), (460, 87987), (556, 72795), (633, 63940), (690, 58658), (695, 58236), (834, 48530), (844, 47955), (1055, 38364), (1266, 31970), (1380, 29329), (1390, 29118), (1668, 24265), (2085, 19412), (2110, 19182), (2532, 15985), (2780, 14559), (3165, 12788), (3197, 12660), (4170, 9706), (4220, 9591), (4853, 8340), (6330, 6394)]