4952870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 9918720

約数和(自身を除く): 4965850

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1229, 2015, 2458, 4030, 6145, 12290, 15977, 31954, 38099, 76198, 79885, 159770, 190495, 380990, 495287, 990574, 2476435, 4952870]

約数ペア:

[(1, 4952870), (2, 2476435), (5, 990574), (10, 495287), (13, 380990), (26, 190495), (31, 159770), (62, 79885), (65, 76198), (130, 38099), (155, 31954), (310, 15977), (403, 12290), (806, 6145), (1229, 4030), (2015, 2458)]