1567223740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{1657}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 3502133712

約数和(自身を除く): 1934909972

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 361, 380, 524, 655, 722, 1310, 1444, 1657, 1805, 2489, 2620, 3314, 3610, 4978, 6628, 7220, 8285, 9956, 12445, 16570, 24890, 31483, 33140, 47291, 49780, 62966, 94582, 125932, 157415, 189164, 217067, 236455, 314830, 434134, 472910, 598177, 629660, 868268, 945820, 1085335, 1196354, 2170670, 2392708, 2990885, 4124273, 4341340, 5981770, 8248546, 11963540, 16497092, 20621365, 41242730, 78361187, 82485460, 156722374, 313444748, 391805935, 783611870, 1567223740]

約数ペア:

[(1, 1567223740), (2, 783611870), (4, 391805935), (5, 313444748), (10, 156722374), (19, 82485460), (20, 78361187), (38, 41242730), (76, 20621365), (95, 16497092), (131, 11963540), (190, 8248546), (262, 5981770), (361, 4341340), (380, 4124273), (524, 2990885), (655, 2392708), (722, 2170670), (1310, 1196354), (1444, 1085335), (1657, 945820), (1805, 868268), (2489, 629660), (2620, 598177), (3314, 472910), (3610, 434134), (4978, 314830), (6628, 236455), (7220, 217067), (8285, 189164), (9956, 157415), (12445, 125932), (16570, 94582), (24890, 62966), (31483, 49780), (33140, 47291)]