20221745420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{509}}^1\times {\mathrm{1451}}^1$

素因数の和:2043

約数の個数: 72

約数和(自身を含む): 43760288880

約数和(自身を除く): 23538543460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 509, 740, 1018, 1369, 1451, 2036, 2545, 2738, 2902, 5090, 5476, 5804, 6845, 7255, 10180, 13690, 14510, 18833, 27380, 29020, 37666, 53687, 75332, 94165, 107374, 188330, 214748, 268435, 376660, 536870, 696821, 738559, 1073740, 1393642, 1477118, 1986419, 2787284, 2954236, 3484105, 3692795, 3972838, 6968210, 7385590, 7945676, 9932095, 13936420, 14771180, 19864190, 27326683, 39728380, 54653366, 109306732, 136633415, 273266830, 546533660, 1011087271, 2022174542, 4044349084, 5055436355, 10110872710, 20221745420]

約数ペア:

[(1, 20221745420), (2, 10110872710), (4, 5055436355), (5, 4044349084), (10, 2022174542), (20, 1011087271), (37, 546533660), (74, 273266830), (148, 136633415), (185, 109306732), (370, 54653366), (509, 39728380), (740, 27326683), (1018, 19864190), (1369, 14771180), (1451, 13936420), (2036, 9932095), (2545, 7945676), (2738, 7385590), (2902, 6968210), (5090, 3972838), (5476, 3692795), (5804, 3484105), (6845, 2954236), (7255, 2787284), (10180, 1986419), (13690, 1477118), (14510, 1393642), (18833, 1073740), (27380, 738559), (29020, 696821), (37666, 536870), (53687, 376660), (75332, 268435), (94165, 214748), (107374, 188330)]