15914920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 25453400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 503, 565, 791, 904, 1006, 1130, 1582, 2012, 2260, 2515, 3164, 3521, 3955, 4024, 4520, 5030, 6328, 7042, 7910, 10060, 14084, 15820, 17605, 20120, 28168, 31640, 35210, 56839, 70420, 113678, 140840, 227356, 284195, 397873, 454712, 568390, 795746, 1136780, 1591492, 1989365, 2273560, 3182984, 3978730, 7957460, 15914920]

約数ペア:

[(1, 15914920), (2, 7957460), (4, 3978730), (5, 3182984), (7, 2273560), (8, 1989365), (10, 1591492), (14, 1136780), (20, 795746), (28, 568390), (35, 454712), (40, 397873), (56, 284195), (70, 227356), (113, 140840), (140, 113678), (226, 70420), (280, 56839), (452, 35210), (503, 31640), (565, 28168), (791, 20120), (904, 17605), (1006, 15820), (1130, 14084), (1582, 10060), (2012, 7910), (2260, 7042), (2515, 6328), (3164, 5030), (3521, 4520), (3955, 4024)]