72126460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16619}}^1$

素因数の和:16666

約数の個数: 48

約数和(自身を含む): 178698240

約数和(自身を除く): 106571780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 16619, 33238, 66476, 83095, 116333, 166190, 232666, 332380, 465332, 515189, 581665, 1030378, 1163330, 2060756, 2326660, 2575945, 3606323, 5151890, 7212646, 10303780, 14425292, 18031615, 36063230, 72126460]

約数ペア:

[(1, 72126460), (2, 36063230), (4, 18031615), (5, 14425292), (7, 10303780), (10, 7212646), (14, 5151890), (20, 3606323), (28, 2575945), (31, 2326660), (35, 2060756), (62, 1163330), (70, 1030378), (124, 581665), (140, 515189), (155, 465332), (217, 332380), (310, 232666), (434, 166190), (620, 116333), (868, 83095), (1085, 66476), (2170, 33238), (4340, 16619)]