140281820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32323}}^1$

素因数の和:32370

約数の個数: 48

約数和(自身を含む): 347547648

約数和(自身を除く): 207265828

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, 32323, 64646, 129292, 161615, 226261, 323230, 452522, 646460, 905044, 1002013, 1131305, 2004026, 2262610, 4008052, 4525220, 5010065, 7014091, 10020130, 14028182, 20040260, 28056364, 35070455, 70140910, 140281820]

約数ペア:

[(1, 140281820), (2, 70140910), (4, 35070455), (5, 28056364), (7, 20040260), (10, 14028182), (14, 10020130), (20, 7014091), (28, 5010065), (31, 4525220), (35, 4008052), (62, 2262610), (70, 2004026), (124, 1131305), (140, 1002013), (155, 905044), (217, 646460), (310, 452522), (434, 323230), (620, 226261), (868, 161615), (1085, 129292), (2170, 64646), (4340, 32323)]