420150116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1171}}^1\times {\mathrm{4721}}^1$

素因数の和:5915

約数の個数: 24

約数和(自身を含む): 774785760

約数和(自身を除く): 354635644

約数列:

[1, 2, 4, 19, 38, 76, 1171, 2342, 4684, 4721, 9442, 18884, 22249, 44498, 88996, 89699, 179398, 358796, 5528291, 11056582, 22113164, 105037529, 210075058, 420150116]

約数ペア:

[(1, 420150116), (2, 210075058), (4, 105037529), (19, 22113164), (38, 11056582), (76, 5528291), (1171, 358796), (2342, 179398), (4684, 89699), (4721, 88996), (9442, 44498), (18884, 22249)]