18962080

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3823}}^1$

素因数の和:3869

約数の個数: 48

約数和(自身を含む): 46255104

約数和(自身を除く): 27293024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3823, 4960, 7646, 15292, 19115, 30584, 38230, 61168, 76460, 118513, 122336, 152920, 237026, 305840, 474052, 592565, 611680, 948104, 1185130, 1896208, 2370260, 3792416, 4740520, 9481040, 18962080]

約数ペア:

[(1, 18962080), (2, 9481040), (4, 4740520), (5, 3792416), (8, 2370260), (10, 1896208), (16, 1185130), (20, 948104), (31, 611680), (32, 592565), (40, 474052), (62, 305840), (80, 237026), (124, 152920), (155, 122336), (160, 118513), (248, 76460), (310, 61168), (496, 38230), (620, 30584), (992, 19115), (1240, 15292), (2480, 7646), (3823, 4960)]