20087416280

素因数分解:

$2^3\times 5^1\times {\mathrm{3413}}^1\times {\mathrm{147139}}^1$

素因数の和:150563

約数の個数: 32

約数和(自身を含む): 45210236400

約数和(自身を除く): 25122820120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3413, 6826, 13652, 17065, 27304, 34130, 68260, 136520, 147139, 294278, 588556, 735695, 1177112, 1471390, 2942780, 5885560, 502185407, 1004370814, 2008741628, 2510927035, 4017483256, 5021854070, 10043708140, 20087416280]

約数ペア:

[(1, 20087416280), (2, 10043708140), (4, 5021854070), (5, 4017483256), (8, 2510927035), (10, 2008741628), (20, 1004370814), (40, 502185407), (3413, 5885560), (6826, 2942780), (13652, 1471390), (17065, 1177112), (27304, 735695), (34130, 588556), (68260, 294278), (136520, 147139)]