201619961320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2755877}}^1$

素因数の和:2755978

約数の個数: 64

約数和(自身を含む): 476215718400

約数和(自身を除く): 274595757080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 7316, 9145, 14632, 18290, 36580, 73160, 2755877, 5511754, 11023508, 13779385, 22047016, 27558770, 55117540, 85432187, 110235080, 162596743, 170864374, 325193486, 341728748, 427160935, 650386972, 683457496, 812983715, 854321870, 1300773944, 1625967430, 1708643740, 3251934860, 3417287480, 5040499033, 6503869720, 10080998066, 20161996132, 25202495165, 40323992264, 50404990330, 100809980660, 201619961320]

約数ペア:

[(1, 201619961320), (2, 100809980660), (4, 50404990330), (5, 40323992264), (8, 25202495165), (10, 20161996132), (20, 10080998066), (31, 6503869720), (40, 5040499033), (59, 3417287480), (62, 3251934860), (118, 1708643740), (124, 1625967430), (155, 1300773944), (236, 854321870), (248, 812983715), (295, 683457496), (310, 650386972), (472, 427160935), (590, 341728748), (620, 325193486), (1180, 170864374), (1240, 162596743), (1829, 110235080), (2360, 85432187), (3658, 55117540), (7316, 27558770), (9145, 22047016), (14632, 13779385), (18290, 11023508), (36580, 5511754), (73160, 2755877)]