142480840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27191}}^1$

素因数の和:27333

約数の個数: 32

約数和(自身を含む): 323040960

約数和(自身を除く): 180560120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 27191, 54382, 108764, 135955, 217528, 271910, 543820, 1087640, 3562021, 7124042, 14248084, 17810105, 28496168, 35620210, 71240420, 142480840]

約数ペア:

[(1, 142480840), (2, 71240420), (4, 35620210), (5, 28496168), (8, 17810105), (10, 14248084), (20, 7124042), (40, 3562021), (131, 1087640), (262, 543820), (524, 271910), (655, 217528), (1048, 135955), (1310, 108764), (2620, 54382), (5240, 27191)]