201427220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{34849}}^1$

素因数の和:34892

約数の個数: 36

約数和(自身を含む): 449355900

約数和(自身を除く): 247928680

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 34849, 69698, 139396, 174245, 348490, 592433, 696980, 1184866, 2369732, 2962165, 5924330, 10071361, 11848660, 20142722, 40285444, 50356805, 100713610, 201427220]

約数ペア:

[(1, 201427220), (2, 100713610), (4, 50356805), (5, 40285444), (10, 20142722), (17, 11848660), (20, 10071361), (34, 5924330), (68, 2962165), (85, 2369732), (170, 1184866), (289, 696980), (340, 592433), (578, 348490), (1156, 174245), (1445, 139396), (2890, 69698), (5780, 34849)]