20213301700

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{11057}}^1$

素因数の和:11353

約数の個数: 72

約数和(自身を含む): 44545914504

約数和(自身を除く): 24332612804

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 181, 202, 362, 404, 505, 724, 905, 1010, 1810, 2020, 2525, 3620, 4525, 5050, 9050, 10100, 11057, 18100, 18281, 22114, 36562, 44228, 55285, 73124, 91405, 110570, 182810, 221140, 276425, 365620, 457025, 552850, 914050, 1105700, 1116757, 1828100, 2001317, 2233514, 4002634, 4467028, 5583785, 8005268, 10006585, 11167570, 20013170, 22335140, 27918925, 40026340, 50032925, 55837850, 100065850, 111675700, 200131700, 202133017, 404266034, 808532068, 1010665085, 2021330170, 4042660340, 5053325425, 10106650850, 20213301700]

約数ペア:

[(1, 20213301700), (2, 10106650850), (4, 5053325425), (5, 4042660340), (10, 2021330170), (20, 1010665085), (25, 808532068), (50, 404266034), (100, 202133017), (101, 200131700), (181, 111675700), (202, 100065850), (362, 55837850), (404, 50032925), (505, 40026340), (724, 27918925), (905, 22335140), (1010, 20013170), (1810, 11167570), (2020, 10006585), (2525, 8005268), (3620, 5583785), (4525, 4467028), (5050, 4002634), (9050, 2233514), (10100, 2001317), (11057, 1828100), (18100, 1116757), (18281, 1105700), (22114, 914050), (36562, 552850), (44228, 457025), (55285, 365620), (73124, 276425), (91405, 221140), (110570, 182810)]