84221380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 182327040

約数和(自身を除く): 98105660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 271, 379, 410, 542, 758, 820, 1084, 1355, 1516, 1895, 2710, 3790, 5420, 7580, 11111, 15539, 22222, 31078, 44444, 55555, 62156, 77695, 102709, 111110, 155390, 205418, 222220, 310780, 410836, 513545, 1027090, 2054180, 4211069, 8422138, 16844276, 21055345, 42110690, 84221380]

約数ペア:

[(1, 84221380), (2, 42110690), (4, 21055345), (5, 16844276), (10, 8422138), (20, 4211069), (41, 2054180), (82, 1027090), (164, 513545), (205, 410836), (271, 310780), (379, 222220), (410, 205418), (542, 155390), (758, 111110), (820, 102709), (1084, 77695), (1355, 62156), (1516, 55555), (1895, 44444), (2710, 31078), (3790, 22222), (5420, 15539), (7580, 11111)]