2017100820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4802621}}^1$

素因数の和:4802640

約数の個数: 48

約数和(自身を含む): 6454723968

約数和(自身を除く): 4437623148

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, 4802621, 9605242, 14407863, 19210484, 24013105, 28815726, 33618347, 48026210, 57631452, 67236694, 72039315, 96052420, 100855041, 134473388, 144078630, 168091735, 201710082, 288157260, 336183470, 403420164, 504275205, 672366940, 1008550410, 2017100820]

約数ペア:

[(1, 2017100820), (2, 1008550410), (3, 672366940), (4, 504275205), (5, 403420164), (6, 336183470), (7, 288157260), (10, 201710082), (12, 168091735), (14, 144078630), (15, 134473388), (20, 100855041), (21, 96052420), (28, 72039315), (30, 67236694), (35, 57631452), (42, 48026210), (60, 33618347), (70, 28815726), (84, 24013105), (105, 19210484), (140, 14407863), (210, 9605242), (420, 4802621)]