289169620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{911}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 620524800

約数和(自身を除く): 331355180

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 269, 295, 538, 590, 911, 1076, 1180, 1345, 1822, 2690, 3644, 4555, 5380, 9110, 15871, 18220, 31742, 53749, 63484, 79355, 107498, 158710, 214996, 245059, 268745, 317420, 490118, 537490, 980236, 1074980, 1225295, 2450590, 4901180, 14458481, 28916962, 57833924, 72292405, 144584810, 289169620]

約数ペア:

[(1, 289169620), (2, 144584810), (4, 72292405), (5, 57833924), (10, 28916962), (20, 14458481), (59, 4901180), (118, 2450590), (236, 1225295), (269, 1074980), (295, 980236), (538, 537490), (590, 490118), (911, 317420), (1076, 268745), (1180, 245059), (1345, 214996), (1822, 158710), (2690, 107498), (3644, 79355), (4555, 63484), (5380, 53749), (9110, 31742), (15871, 18220)]