7866920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 11728600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 503, 680, 782, 920, 1006, 1564, 1955, 2012, 2515, 3128, 3910, 4024, 5030, 7820, 8551, 10060, 11569, 15640, 17102, 20120, 23138, 34204, 42755, 46276, 57845, 68408, 85510, 92552, 115690, 171020, 196673, 231380, 342040, 393346, 462760, 786692, 983365, 1573384, 1966730, 3933460, 7866920]

約数ペア:

[(1, 7866920), (2, 3933460), (4, 1966730), (5, 1573384), (8, 983365), (10, 786692), (17, 462760), (20, 393346), (23, 342040), (34, 231380), (40, 196673), (46, 171020), (68, 115690), (85, 92552), (92, 85510), (115, 68408), (136, 57845), (170, 46276), (184, 42755), (230, 34204), (340, 23138), (391, 20120), (460, 17102), (503, 15640), (680, 11569), (782, 10060), (920, 8551), (1006, 7820), (1564, 5030), (1955, 4024), (2012, 3910), (2515, 3128)]