26262740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1259}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 37241260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1259, 1490, 2086, 2518, 2980, 4172, 5036, 5215, 6295, 8813, 10430, 12590, 17626, 20860, 25180, 35252, 44065, 88130, 176260, 187591, 375182, 750364, 937955, 1313137, 1875910, 2626274, 3751820, 5252548, 6565685, 13131370, 26262740]

約数ペア:

[(1, 26262740), (2, 13131370), (4, 6565685), (5, 5252548), (7, 3751820), (10, 2626274), (14, 1875910), (20, 1313137), (28, 937955), (35, 750364), (70, 375182), (140, 187591), (149, 176260), (298, 88130), (596, 44065), (745, 35252), (1043, 25180), (1259, 20860), (1490, 17626), (2086, 12590), (2518, 10430), (2980, 8813), (4172, 6295), (5036, 5215)]