814903910

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{4327}}^1$

素因数の和:4880

約数の個数: 32

約数和(自身を含む): 1509779520

約数和(自身を除く): 694875610

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 509, 1018, 2545, 4327, 5090, 8654, 18833, 21635, 37666, 43270, 94165, 160099, 188330, 320198, 800495, 1600990, 2202443, 4404886, 11012215, 22024430, 81490391, 162980782, 407451955, 814903910]

約数ペア:

[(1, 814903910), (2, 407451955), (5, 162980782), (10, 81490391), (37, 22024430), (74, 11012215), (185, 4404886), (370, 2202443), (509, 1600990), (1018, 800495), (2545, 320198), (4327, 188330), (5090, 160099), (8654, 94165), (18833, 43270), (21635, 37666)]