40463930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2089}}^1$

素因数の和:2258

約数の個数: 32

約数和(自身を含む): 79002000

約数和(自身を除く): 38538070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 2089, 3874, 4178, 9685, 10445, 19370, 20890, 27157, 54314, 135785, 271570, 311261, 622522, 1556305, 3112610, 4046393, 8092786, 20231965, 40463930]

約数ペア:

[(1, 40463930), (2, 20231965), (5, 8092786), (10, 4046393), (13, 3112610), (26, 1556305), (65, 622522), (130, 311261), (149, 271570), (298, 135785), (745, 54314), (1490, 27157), (1937, 20890), (2089, 19370), (3874, 10445), (4178, 9685)]