207624520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{39623}}^1$

素因数の和:39765

約数の個数: 32

約数和(自身を含む): 470733120

約数和(自身を除く): 263108600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 39623, 79246, 158492, 198115, 316984, 396230, 792460, 1584920, 5190613, 10381226, 20762452, 25953065, 41524904, 51906130, 103812260, 207624520]

約数ペア:

[(1, 207624520), (2, 103812260), (4, 51906130), (5, 41524904), (8, 25953065), (10, 20762452), (20, 10381226), (40, 5190613), (131, 1584920), (262, 792460), (524, 396230), (655, 316984), (1048, 198115), (1310, 158492), (2620, 79246), (5240, 39623)]