90363440

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2683}}^1$

素因数の和:3117

約数の個数: 40

約数和(自身を含む): 210672528

約数和(自身を除く): 120309088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 2683, 3368, 4210, 5366, 6736, 8420, 10732, 13415, 16840, 21464, 26830, 33680, 42928, 53660, 107320, 214640, 1129543, 2259086, 4518172, 5647715, 9036344, 11295430, 18072688, 22590860, 45181720, 90363440]

約数ペア:

[(1, 90363440), (2, 45181720), (4, 22590860), (5, 18072688), (8, 11295430), (10, 9036344), (16, 5647715), (20, 4518172), (40, 2259086), (80, 1129543), (421, 214640), (842, 107320), (1684, 53660), (2105, 42928), (2683, 33680), (3368, 26830), (4210, 21464), (5366, 16840), (6736, 13415), (8420, 10732)]