54008220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128591}}^1$

素因数の和:128610

約数の個数: 48

約数和(自身を含む): 172827648

約数和(自身を除く): 118819428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128591, 257182, 385773, 514364, 642955, 771546, 900137, 1285910, 1543092, 1800274, 1928865, 2571820, 2700411, 3600548, 3857730, 4500685, 5400822, 7715460, 9001370, 10801644, 13502055, 18002740, 27004110, 54008220]

約数ペア:

[(1, 54008220), (2, 27004110), (3, 18002740), (4, 13502055), (5, 10801644), (6, 9001370), (7, 7715460), (10, 5400822), (12, 4500685), (14, 3857730), (15, 3600548), (20, 2700411), (21, 2571820), (28, 1928865), (30, 1800274), (35, 1543092), (42, 1285910), (60, 900137), (70, 771546), (84, 642955), (105, 514364), (140, 385773), (210, 257182), (420, 128591)]