227942620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 511167888

約数和(自身を除く): 283225268

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 241, 262, 361, 380, 482, 524, 655, 722, 964, 1205, 1310, 1444, 1805, 2410, 2489, 2620, 3610, 4579, 4820, 4978, 7220, 9158, 9956, 12445, 18316, 22895, 24890, 31571, 45790, 47291, 49780, 63142, 87001, 91580, 94582, 126284, 157855, 174002, 189164, 236455, 315710, 348004, 435005, 472910, 599849, 631420, 870010, 945820, 1199698, 1740020, 2399396, 2999245, 5998490, 11397131, 11996980, 22794262, 45588524, 56985655, 113971310, 227942620]

約数ペア:

[(1, 227942620), (2, 113971310), (4, 56985655), (5, 45588524), (10, 22794262), (19, 11996980), (20, 11397131), (38, 5998490), (76, 2999245), (95, 2399396), (131, 1740020), (190, 1199698), (241, 945820), (262, 870010), (361, 631420), (380, 599849), (482, 472910), (524, 435005), (655, 348004), (722, 315710), (964, 236455), (1205, 189164), (1310, 174002), (1444, 157855), (1805, 126284), (2410, 94582), (2489, 91580), (2620, 87001), (3610, 63142), (4579, 49780), (4820, 47291), (4978, 45790), (7220, 31571), (9158, 24890), (9956, 22895), (12445, 18316)]