19451580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4441}}^1$

素因数の和:4526

約数の個数: 48

約数和(自身を含む): 55222944

約数和(自身を除く): 35771364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 4441, 8882, 13323, 17764, 22205, 26646, 44410, 53292, 66615, 88820, 133230, 266460, 324193, 648386, 972579, 1296772, 1620965, 1945158, 3241930, 3890316, 4862895, 6483860, 9725790, 19451580]

約数ペア:

[(1, 19451580), (2, 9725790), (3, 6483860), (4, 4862895), (5, 3890316), (6, 3241930), (10, 1945158), (12, 1620965), (15, 1296772), (20, 972579), (30, 648386), (60, 324193), (73, 266460), (146, 133230), (219, 88820), (292, 66615), (365, 53292), (438, 44410), (730, 26646), (876, 22205), (1095, 17764), (1460, 13323), (2190, 8882), (4380, 4441)]