22505620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1852

約数の個数: 48

約数和(自身を含む): 51423120

約数和(自身を除く): 28917500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1789, 2516, 3145, 3578, 6290, 7156, 8945, 12580, 17890, 30413, 35780, 60826, 66193, 121652, 132386, 152065, 264772, 304130, 330965, 608260, 661930, 1125281, 1323860, 2250562, 4501124, 5626405, 11252810, 22505620]

約数ペア:

[(1, 22505620), (2, 11252810), (4, 5626405), (5, 4501124), (10, 2250562), (17, 1323860), (20, 1125281), (34, 661930), (37, 608260), (68, 330965), (74, 304130), (85, 264772), (148, 152065), (170, 132386), (185, 121652), (340, 66193), (370, 60826), (629, 35780), (740, 30413), (1258, 17890), (1789, 12580), (2516, 8945), (3145, 7156), (3578, 6290)]