4546720

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 10869768

約数和(自身を除く): 6323048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 181, 314, 362, 628, 724, 785, 905, 1256, 1448, 1570, 1810, 2512, 2896, 3140, 3620, 5024, 5792, 6280, 7240, 12560, 14480, 25120, 28417, 28960, 56834, 113668, 142085, 227336, 284170, 454672, 568340, 909344, 1136680, 2273360, 4546720]

約数ペア:

[(1, 4546720), (2, 2273360), (4, 1136680), (5, 909344), (8, 568340), (10, 454672), (16, 284170), (20, 227336), (32, 142085), (40, 113668), (80, 56834), (157, 28960), (160, 28417), (181, 25120), (314, 14480), (362, 12560), (628, 7240), (724, 6280), (785, 5792), (905, 5024), (1256, 3620), (1448, 3140), (1570, 2896), (1810, 2512)]