202045540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4649}}^1$

素因数の和:4752

約数の個数: 48

約数和(自身を含む): 442940400

約数和(自身を除く): 240894860

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 2173, 4346, 4649, 8692, 9298, 10865, 18596, 21730, 23245, 43460, 46490, 92980, 190609, 246397, 381218, 492794, 762436, 953045, 985588, 1231985, 1906090, 2463970, 3812180, 4927940, 10102277, 20204554, 40409108, 50511385, 101022770, 202045540]

約数ペア:

[(1, 202045540), (2, 101022770), (4, 50511385), (5, 40409108), (10, 20204554), (20, 10102277), (41, 4927940), (53, 3812180), (82, 2463970), (106, 1906090), (164, 1231985), (205, 985588), (212, 953045), (265, 762436), (410, 492794), (530, 381218), (820, 246397), (1060, 190609), (2173, 92980), (4346, 46490), (4649, 43460), (8692, 23245), (9298, 21730), (10865, 18596)]