389645830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{5399}}^1$

素因数の和:6444

約数の個数: 32

約数和(自身を含む): 802483200

約数和(自身を除く): 412837370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1031, 2062, 5155, 5399, 7217, 10310, 10798, 14434, 26995, 36085, 37793, 53990, 72170, 75586, 188965, 377930, 5566369, 11132738, 27831845, 38964583, 55663690, 77929166, 194822915, 389645830]

約数ペア:

[(1, 389645830), (2, 194822915), (5, 77929166), (7, 55663690), (10, 38964583), (14, 27831845), (35, 11132738), (70, 5566369), (1031, 377930), (2062, 188965), (5155, 75586), (5399, 72170), (7217, 53990), (10310, 37793), (10798, 36085), (14434, 26995)]