205331120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111593}}^1$

素因数の和:111629

約数の個数: 40

約数和(自身を含む): 498155616

約数和(自身を除く): 292824496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 111593, 223186, 446372, 557965, 892744, 1115930, 1785488, 2231860, 2566639, 4463720, 5133278, 8927440, 10266556, 12833195, 20533112, 25666390, 41066224, 51332780, 102665560, 205331120]

約数ペア:

[(1, 205331120), (2, 102665560), (4, 51332780), (5, 41066224), (8, 25666390), (10, 20533112), (16, 12833195), (20, 10266556), (23, 8927440), (40, 5133278), (46, 4463720), (80, 2566639), (92, 2231860), (115, 1785488), (184, 1115930), (230, 892744), (368, 557965), (460, 446372), (920, 223186), (1840, 111593)]