1740920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 3978720

約数和(自身を除く): 2237800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 613, 710, 1226, 1420, 2452, 2840, 3065, 4904, 6130, 12260, 24520, 43523, 87046, 174092, 217615, 348184, 435230, 870460, 1740920]

約数ペア:

[(1, 1740920), (2, 870460), (4, 435230), (5, 348184), (8, 217615), (10, 174092), (20, 87046), (40, 43523), (71, 24520), (142, 12260), (284, 6130), (355, 4904), (568, 3065), (613, 2840), (710, 2452), (1226, 1420)]