16897269320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10303213}}^1$

素因数の和:10303265

約数の個数: 32

約数和(自身を含む): 38946148920

約数和(自身を除く): 22048879600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 10303213, 20606426, 41212852, 51516065, 82425704, 103032130, 206064260, 412128520, 422431733, 844863466, 1689726932, 2112158665, 3379453864, 4224317330, 8448634660, 16897269320]

約数ペア:

[(1, 16897269320), (2, 8448634660), (4, 4224317330), (5, 3379453864), (8, 2112158665), (10, 1689726932), (20, 844863466), (40, 422431733), (41, 412128520), (82, 206064260), (164, 103032130), (205, 82425704), (328, 51516065), (410, 41212852), (820, 20606426), (1640, 10303213)]