40805870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 87367680

約数和(自身を除く): 46561810

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 79, 94, 157, 158, 235, 314, 329, 395, 470, 553, 658, 785, 790, 1099, 1106, 1570, 1645, 2198, 2765, 3290, 3713, 5495, 5530, 7379, 7426, 10990, 12403, 14758, 18565, 24806, 25991, 36895, 37130, 51653, 51982, 62015, 73790, 86821, 103306, 124030, 129955, 173642, 258265, 259910, 434105, 516530, 582941, 868210, 1165882, 2914705, 4080587, 5829410, 8161174, 20402935, 40805870]

約数ペア:

[(1, 40805870), (2, 20402935), (5, 8161174), (7, 5829410), (10, 4080587), (14, 2914705), (35, 1165882), (47, 868210), (70, 582941), (79, 516530), (94, 434105), (157, 259910), (158, 258265), (235, 173642), (314, 129955), (329, 124030), (395, 103306), (470, 86821), (553, 73790), (658, 62015), (785, 51982), (790, 51653), (1099, 37130), (1106, 36895), (1570, 25991), (1645, 24806), (2198, 18565), (2765, 14758), (3290, 12403), (3713, 10990), (5495, 7426), (5530, 7379)]