202111120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109843}}^1$

素因数の和:109879

約数の個数: 40

約数和(自身を含む): 490343616

約数和(自身を除く): 288232496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 109843, 219686, 439372, 549215, 878744, 1098430, 1757488, 2196860, 2526389, 4393720, 5052778, 8787440, 10105556, 12631945, 20211112, 25263890, 40422224, 50527780, 101055560, 202111120]

約数ペア:

[(1, 202111120), (2, 101055560), (4, 50527780), (5, 40422224), (8, 25263890), (10, 20211112), (16, 12631945), (20, 10105556), (23, 8787440), (40, 5052778), (46, 4393720), (80, 2526389), (92, 2196860), (115, 1757488), (184, 1098430), (230, 878744), (368, 549215), (460, 439372), (920, 219686), (1840, 109843)]