74534540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 162570240

約数和(自身を除く): 88035700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 503, 620, 956, 1006, 1195, 2012, 2390, 2515, 4780, 5030, 7409, 10060, 14818, 15593, 29636, 31186, 37045, 62372, 74090, 77965, 120217, 148180, 155930, 240434, 311860, 480868, 601085, 1202170, 2404340, 3726727, 7453454, 14906908, 18633635, 37267270, 74534540]

約数ペア:

[(1, 74534540), (2, 37267270), (4, 18633635), (5, 14906908), (10, 7453454), (20, 3726727), (31, 2404340), (62, 1202170), (124, 601085), (155, 480868), (239, 311860), (310, 240434), (478, 155930), (503, 148180), (620, 120217), (956, 77965), (1006, 74090), (1195, 62372), (2012, 37045), (2390, 31186), (2515, 29636), (4780, 15593), (5030, 14818), (7409, 10060)]