171900620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7951}}^1$

素因数の和:8030

約数の個数: 48

約数和(自身を含む): 384749568

約数和(自身を除く): 212848948

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 7951, 10810, 15902, 21620, 31804, 39755, 79510, 159020, 182873, 365746, 373697, 731492, 747394, 914365, 1494788, 1828730, 1868485, 3657460, 3736970, 7473940, 8595031, 17190062, 34380124, 42975155, 85950310, 171900620]

約数ペア:

[(1, 171900620), (2, 85950310), (4, 42975155), (5, 34380124), (10, 17190062), (20, 8595031), (23, 7473940), (46, 3736970), (47, 3657460), (92, 1868485), (94, 1828730), (115, 1494788), (188, 914365), (230, 747394), (235, 731492), (460, 373697), (470, 365746), (940, 182873), (1081, 159020), (2162, 79510), (4324, 39755), (5405, 31804), (7951, 21620), (10810, 15902)]