42920220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{102191}}^1$

素因数の和:102210

約数の個数: 48

約数和(自身を含む): 137346048

約数和(自身を除く): 94425828

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, 102191, 204382, 306573, 408764, 510955, 613146, 715337, 1021910, 1226292, 1430674, 1532865, 2043820, 2146011, 2861348, 3065730, 3576685, 4292022, 6131460, 7153370, 8584044, 10730055, 14306740, 21460110, 42920220]

約数ペア:

[(1, 42920220), (2, 21460110), (3, 14306740), (4, 10730055), (5, 8584044), (6, 7153370), (7, 6131460), (10, 4292022), (12, 3576685), (14, 3065730), (15, 2861348), (20, 2146011), (21, 2043820), (28, 1532865), (30, 1430674), (35, 1226292), (42, 1021910), (60, 715337), (70, 613146), (84, 510955), (105, 408764), (140, 306573), (210, 204382), (420, 102191)]