13148920

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1213}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 29718720

約数和(自身を除く): 16569800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1213, 1355, 2168, 2426, 2710, 4852, 5420, 6065, 9704, 10840, 12130, 24260, 48520, 328723, 657446, 1314892, 1643615, 2629784, 3287230, 6574460, 13148920]

約数ペア:

[(1, 13148920), (2, 6574460), (4, 3287230), (5, 2629784), (8, 1643615), (10, 1314892), (20, 657446), (40, 328723), (271, 48520), (542, 24260), (1084, 12130), (1213, 10840), (1355, 9704), (2168, 6065), (2426, 5420), (2710, 4852)]