1221580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 2594592

約数和(自身を除く): 1373012

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 593, 1030, 1186, 2060, 2372, 2965, 5930, 11860, 61079, 122158, 244316, 305395, 610790, 1221580]

約数ペア:

[(1, 1221580), (2, 610790), (4, 305395), (5, 244316), (10, 122158), (20, 61079), (103, 11860), (206, 5930), (412, 2965), (515, 2372), (593, 2060), (1030, 1186)]