1456508720

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{130981}}^1$

素因数の和:131133

約数の個数: 40

約数和(自身を含む): 3410771280

約数和(自身を除く): 1954262560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 130981, 261962, 523924, 654905, 1047848, 1309810, 2095696, 2619620, 5239240, 10478480, 18206359, 36412718, 72825436, 91031795, 145650872, 182063590, 291301744, 364127180, 728254360, 1456508720]

約数ペア:

[(1, 1456508720), (2, 728254360), (4, 364127180), (5, 291301744), (8, 182063590), (10, 145650872), (16, 91031795), (20, 72825436), (40, 36412718), (80, 18206359), (139, 10478480), (278, 5239240), (556, 2619620), (695, 2095696), (1112, 1309810), (1390, 1047848), (2224, 654905), (2780, 523924), (5560, 261962), (11120, 130981)]