407697220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{25771}}^1$

素因数の和:25900

約数の個数: 48

約数和(自身を含む): 987170688

約数和(自身を除く): 579473468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 25771, 51542, 103084, 128855, 180397, 257710, 360794, 515420, 721588, 901985, 1803970, 2912123, 3607940, 5824246, 11648492, 14560615, 20384861, 29121230, 40769722, 58242460, 81539444, 101924305, 203848610, 407697220]

約数ペア:

[(1, 407697220), (2, 203848610), (4, 101924305), (5, 81539444), (7, 58242460), (10, 40769722), (14, 29121230), (20, 20384861), (28, 14560615), (35, 11648492), (70, 5824246), (113, 3607940), (140, 2912123), (226, 1803970), (452, 901985), (565, 721588), (791, 515420), (1130, 360794), (1582, 257710), (2260, 180397), (3164, 128855), (3955, 103084), (7910, 51542), (15820, 25771)]