201070220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45491}}^1$

素因数の和:45530

約数の個数: 48

約数和(自身を含む): 481487328

約数和(自身を除く): 280417108

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 45491, 90982, 181964, 227455, 454910, 591383, 773347, 909820, 1182766, 1546694, 2365532, 2956915, 3093388, 3866735, 5913830, 7733470, 10053511, 11827660, 15466940, 20107022, 40214044, 50267555, 100535110, 201070220]

約数ペア:

[(1, 201070220), (2, 100535110), (4, 50267555), (5, 40214044), (10, 20107022), (13, 15466940), (17, 11827660), (20, 10053511), (26, 7733470), (34, 5913830), (52, 3866735), (65, 3093388), (68, 2956915), (85, 2365532), (130, 1546694), (170, 1182766), (221, 909820), (260, 773347), (340, 591383), (442, 454910), (884, 227455), (1105, 181964), (2210, 90982), (4420, 45491)]