11723320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 30456000

約数和(自身を除く): 18732680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 281, 298, 562, 596, 745, 1043, 1124, 1192, 1405, 1490, 1967, 2086, 2248, 2810, 2980, 3934, 4172, 5215, 5620, 5960, 7868, 8344, 9835, 10430, 11240, 15736, 19670, 20860, 39340, 41720, 41869, 78680, 83738, 167476, 209345, 293083, 334952, 418690, 586166, 837380, 1172332, 1465415, 1674760, 2344664, 2930830, 5861660, 11723320]

約数ペア:

[(1, 11723320), (2, 5861660), (4, 2930830), (5, 2344664), (7, 1674760), (8, 1465415), (10, 1172332), (14, 837380), (20, 586166), (28, 418690), (35, 334952), (40, 293083), (56, 209345), (70, 167476), (140, 83738), (149, 78680), (280, 41869), (281, 41720), (298, 39340), (562, 20860), (596, 19670), (745, 15736), (1043, 11240), (1124, 10430), (1192, 9835), (1405, 8344), (1490, 7868), (1967, 5960), (2086, 5620), (2248, 5215), (2810, 4172), (2980, 3934)]