13801348520

素因数分解:

$2^3\times 5^1\times {\mathrm{12227}}^1\times {\mathrm{28219}}^1$

素因数の和:40457

約数の個数: 32

約数和(自身を含む): 31056674400

約数和(自身を除く): 17255325880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12227, 24454, 28219, 48908, 56438, 61135, 97816, 112876, 122270, 141095, 225752, 244540, 282190, 489080, 564380, 1128760, 345033713, 690067426, 1380134852, 1725168565, 2760269704, 3450337130, 6900674260, 13801348520]

約数ペア:

[(1, 13801348520), (2, 6900674260), (4, 3450337130), (5, 2760269704), (8, 1725168565), (10, 1380134852), (20, 690067426), (40, 345033713), (12227, 1128760), (24454, 564380), (28219, 489080), (48908, 282190), (56438, 244540), (61135, 225752), (97816, 141095), (112876, 122270)]