84576220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1699}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 188496000

約数和(自身を除く): 103919780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1699, 2489, 2620, 3398, 4978, 6796, 8495, 9956, 12445, 16990, 24890, 32281, 33980, 49780, 64562, 129124, 161405, 222569, 322810, 445138, 645620, 890276, 1112845, 2225690, 4228811, 4451380, 8457622, 16915244, 21144055, 42288110, 84576220]

約数ペア:

[(1, 84576220), (2, 42288110), (4, 21144055), (5, 16915244), (10, 8457622), (19, 4451380), (20, 4228811), (38, 2225690), (76, 1112845), (95, 890276), (131, 645620), (190, 445138), (262, 322810), (380, 222569), (524, 161405), (655, 129124), (1310, 64562), (1699, 49780), (2489, 33980), (2620, 32281), (3398, 24890), (4978, 16990), (6796, 12445), (8495, 9956)]