30935380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1483}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 74793600

約数和(自身を除く): 43858220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1483, 1490, 2086, 2966, 2980, 4172, 5215, 5932, 7415, 10381, 10430, 14830, 20762, 20860, 29660, 41524, 51905, 103810, 207620, 220967, 441934, 883868, 1104835, 1546769, 2209670, 3093538, 4419340, 6187076, 7733845, 15467690, 30935380]

約数ペア:

[(1, 30935380), (2, 15467690), (4, 7733845), (5, 6187076), (7, 4419340), (10, 3093538), (14, 2209670), (20, 1546769), (28, 1104835), (35, 883868), (70, 441934), (140, 220967), (149, 207620), (298, 103810), (596, 51905), (745, 41524), (1043, 29660), (1483, 20860), (1490, 20762), (2086, 14830), (2966, 10430), (2980, 10381), (4172, 7415), (5215, 5932)]