4091780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2657}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 10717056

約数和(自身を除く): 6625276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2657, 5314, 10628, 13285, 18599, 26570, 29227, 37198, 53140, 58454, 74396, 92995, 116908, 146135, 185990, 204589, 292270, 371980, 409178, 584540, 818356, 1022945, 2045890, 4091780]

約数ペア:

[(1, 4091780), (2, 2045890), (4, 1022945), (5, 818356), (7, 584540), (10, 409178), (11, 371980), (14, 292270), (20, 204589), (22, 185990), (28, 146135), (35, 116908), (44, 92995), (55, 74396), (70, 58454), (77, 53140), (110, 37198), (140, 29227), (154, 26570), (220, 18599), (308, 13285), (385, 10628), (770, 5314), (1540, 2657)]