459760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{821}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 1223136

約数和(自身を除く): 763376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 821, 1642, 3284, 4105, 5747, 6568, 8210, 11494, 13136, 16420, 22988, 28735, 32840, 45976, 57470, 65680, 91952, 114940, 229880, 459760]

約数ペア:

[(1, 459760), (2, 229880), (4, 114940), (5, 91952), (7, 65680), (8, 57470), (10, 45976), (14, 32840), (16, 28735), (20, 22988), (28, 16420), (35, 13136), (40, 11494), (56, 8210), (70, 6568), (80, 5747), (112, 4105), (140, 3284), (280, 1642), (560, 821)]