2321856290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{19867}}^1$

素因数の和:19947

約数の個数: 64

約数和(自身を含む): 4806466560

約数和(自身を除く): 2484610270

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 290, 310, 377, 403, 754, 806, 899, 1798, 1885, 2015, 3770, 4030, 4495, 8990, 11687, 19867, 23374, 39734, 58435, 99335, 116870, 198670, 258271, 516542, 576143, 615877, 1152286, 1231754, 1291355, 2582710, 2880715, 3079385, 5761430, 6158770, 7489859, 8006401, 14979718, 16012802, 17860433, 35720866, 37449295, 40032005, 74898590, 80064010, 89302165, 178604330, 232185629, 464371258, 1160928145, 2321856290]

約数ペア:

[(1, 2321856290), (2, 1160928145), (5, 464371258), (10, 232185629), (13, 178604330), (26, 89302165), (29, 80064010), (31, 74898590), (58, 40032005), (62, 37449295), (65, 35720866), (130, 17860433), (145, 16012802), (155, 14979718), (290, 8006401), (310, 7489859), (377, 6158770), (403, 5761430), (754, 3079385), (806, 2880715), (899, 2582710), (1798, 1291355), (1885, 1231754), (2015, 1152286), (3770, 615877), (4030, 576143), (4495, 516542), (8990, 258271), (11687, 198670), (19867, 116870), (23374, 99335), (39734, 58435)]