196967180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1181}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 428924160

約数和(自身を除く): 231956980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 538, 620, 1076, 1181, 1345, 2362, 2690, 4724, 5380, 5905, 8339, 11810, 16678, 23620, 33356, 36611, 41695, 73222, 83390, 146444, 166780, 183055, 317689, 366110, 635378, 732220, 1270756, 1588445, 3176890, 6353780, 9848359, 19696718, 39393436, 49241795, 98483590, 196967180]

約数ペア:

[(1, 196967180), (2, 98483590), (4, 49241795), (5, 39393436), (10, 19696718), (20, 9848359), (31, 6353780), (62, 3176890), (124, 1588445), (155, 1270756), (269, 732220), (310, 635378), (538, 366110), (620, 317689), (1076, 183055), (1181, 166780), (1345, 146444), (2362, 83390), (2690, 73222), (4724, 41695), (5380, 36611), (5905, 33356), (8339, 23620), (11810, 16678)]