20055276

素因数分解:

$2^2\times 3^5\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 53813760

約数和(自身を除く): 33758484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 243, 282, 324, 423, 439, 486, 564, 846, 878, 972, 1269, 1317, 1692, 1756, 2538, 2634, 3807, 3951, 5076, 5268, 7614, 7902, 11421, 11853, 15228, 15804, 20633, 22842, 23706, 35559, 41266, 45684, 47412, 61899, 71118, 82532, 106677, 123798, 142236, 185697, 213354, 247596, 371394, 426708, 557091, 742788, 1114182, 1671273, 2228364, 3342546, 5013819, 6685092, 10027638, 20055276]

約数ペア:

[(1, 20055276), (2, 10027638), (3, 6685092), (4, 5013819), (6, 3342546), (9, 2228364), (12, 1671273), (18, 1114182), (27, 742788), (36, 557091), (47, 426708), (54, 371394), (81, 247596), (94, 213354), (108, 185697), (141, 142236), (162, 123798), (188, 106677), (243, 82532), (282, 71118), (324, 61899), (423, 47412), (439, 45684), (486, 41266), (564, 35559), (846, 23706), (878, 22842), (972, 20633), (1269, 15804), (1317, 15228), (1692, 11853), (1756, 11421), (2538, 7902), (2634, 7614), (3807, 5268), (3951, 5076)]