1921036740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4573897}}^1$

素因数の和:4573916

約数の個数: 48

約数和(自身を含む): 6147318912

約数和(自身を除く): 4226282172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4573897, 9147794, 13721691, 18295588, 22869485, 27443382, 32017279, 45738970, 54886764, 64034558, 68608455, 91477940, 96051837, 128069116, 137216910, 160086395, 192103674, 274433820, 320172790, 384207348, 480259185, 640345580, 960518370, 1921036740]

約数ペア:

[(1, 1921036740), (2, 960518370), (3, 640345580), (4, 480259185), (5, 384207348), (6, 320172790), (7, 274433820), (10, 192103674), (12, 160086395), (14, 137216910), (15, 128069116), (20, 96051837), (21, 91477940), (28, 68608455), (30, 64034558), (35, 54886764), (42, 45738970), (60, 32017279), (70, 27443382), (84, 22869485), (105, 18295588), (140, 13721691), (210, 9147794), (420, 4573897)]