42170180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{673}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 95907504

約数和(自身を除く): 53737324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 673, 964, 1205, 1346, 2410, 2692, 3133, 3365, 4820, 6266, 6730, 8749, 12532, 13460, 15665, 17498, 31330, 34996, 43745, 62660, 87490, 162193, 174980, 324386, 648772, 810965, 1621930, 2108509, 3243860, 4217018, 8434036, 10542545, 21085090, 42170180]

約数ペア:

[(1, 42170180), (2, 21085090), (4, 10542545), (5, 8434036), (10, 4217018), (13, 3243860), (20, 2108509), (26, 1621930), (52, 810965), (65, 648772), (130, 324386), (241, 174980), (260, 162193), (482, 87490), (673, 62660), (964, 43745), (1205, 34996), (1346, 31330), (2410, 17498), (2692, 15665), (3133, 13460), (3365, 12532), (4820, 8749), (6266, 6730)]