42064520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33923}}^1$

素因数の和:33965

約数の個数: 32

約数和(自身を含む): 97701120

約数和(自身を除く): 55636600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 33923, 67846, 135692, 169615, 271384, 339230, 678460, 1051613, 1356920, 2103226, 4206452, 5258065, 8412904, 10516130, 21032260, 42064520]

約数ペア:

[(1, 42064520), (2, 21032260), (4, 10516130), (5, 8412904), (8, 5258065), (10, 4206452), (20, 2103226), (31, 1356920), (40, 1051613), (62, 678460), (124, 339230), (155, 271384), (248, 169615), (310, 135692), (620, 67846), (1240, 33923)]