203748080

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{14071}}^1$

素因数の和:14265

約数の個数: 40

約数和(自身を含む): 476365344

約数和(自身を除く): 272617264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 14071, 14480, 28142, 56284, 70355, 112568, 140710, 225136, 281420, 562840, 1125680, 2546851, 5093702, 10187404, 12734255, 20374808, 25468510, 40749616, 50937020, 101874040, 203748080]

約数ペア:

[(1, 203748080), (2, 101874040), (4, 50937020), (5, 40749616), (8, 25468510), (10, 20374808), (16, 12734255), (20, 10187404), (40, 5093702), (80, 2546851), (181, 1125680), (362, 562840), (724, 281420), (905, 225136), (1448, 140710), (1810, 112568), (2896, 70355), (3620, 56284), (7240, 28142), (14071, 14480)]