20409822740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1\times {\mathrm{24847}}^1$

素因数の和:25536

約数の個数: 48

約数和(自身を含む): 43573055232

約数和(自身を除く): 23163232492

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 613, 670, 1226, 1340, 2452, 3065, 6130, 12260, 24847, 41071, 49694, 82142, 99388, 124235, 164284, 205355, 248470, 410710, 496940, 821420, 1664749, 3329498, 6658996, 8323745, 15231211, 16647490, 30462422, 33294980, 60924844, 76156055, 152312110, 304624220, 1020491137, 2040982274, 4081964548, 5102455685, 10204911370, 20409822740]

約数ペア:

[(1, 20409822740), (2, 10204911370), (4, 5102455685), (5, 4081964548), (10, 2040982274), (20, 1020491137), (67, 304624220), (134, 152312110), (268, 76156055), (335, 60924844), (613, 33294980), (670, 30462422), (1226, 16647490), (1340, 15231211), (2452, 8323745), (3065, 6658996), (6130, 3329498), (12260, 1664749), (24847, 821420), (41071, 496940), (49694, 410710), (82142, 248470), (99388, 205355), (124235, 164284)]