202005220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{34949}}^1$

素因数の和:34992

約数の個数: 36

約数和(自身を含む): 450645300

約数和(自身を除く): 248640080

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 34949, 69898, 139796, 174745, 349490, 594133, 698980, 1188266, 2376532, 2970665, 5941330, 10100261, 11882660, 20200522, 40401044, 50501305, 101002610, 202005220]

約数ペア:

[(1, 202005220), (2, 101002610), (4, 50501305), (5, 40401044), (10, 20200522), (17, 11882660), (20, 10100261), (34, 5941330), (68, 2970665), (85, 2376532), (170, 1188266), (289, 698980), (340, 594133), (578, 349490), (1156, 174745), (1445, 139796), (2890, 69898), (5780, 34949)]