40393890

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{1847}}^1$

素因数の和:1875

約数の個数: 64

約数和(自身を含む): 109105920

約数和(自身を除く): 68712030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 1847, 2187, 2430, 3645, 3694, 4374, 5541, 7290, 9235, 10935, 11082, 16623, 18470, 21870, 27705, 33246, 49869, 55410, 83115, 99738, 149607, 166230, 249345, 299214, 448821, 498690, 748035, 897642, 1346463, 1496070, 2244105, 2692926, 4039389, 4488210, 6732315, 8078778, 13464630, 20196945, 40393890]

約数ペア:

[(1, 40393890), (2, 20196945), (3, 13464630), (5, 8078778), (6, 6732315), (9, 4488210), (10, 4039389), (15, 2692926), (18, 2244105), (27, 1496070), (30, 1346463), (45, 897642), (54, 748035), (81, 498690), (90, 448821), (135, 299214), (162, 249345), (243, 166230), (270, 149607), (405, 99738), (486, 83115), (729, 55410), (810, 49869), (1215, 33246), (1458, 27705), (1847, 21870), (2187, 18470), (2430, 16623), (3645, 11082), (3694, 10935), (4374, 9235), (5541, 7290)]