19118200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5623}}^1$

素因数の和:5656

約数の個数: 48

約数和(自身を含む): 47072880

約数和(自身を除く): 27954680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 5623, 11246, 22492, 28115, 44984, 56230, 95591, 112460, 140575, 191182, 224920, 281150, 382364, 477955, 562300, 764728, 955910, 1124600, 1911820, 2389775, 3823640, 4779550, 9559100, 19118200]

約数ペア:

[(1, 19118200), (2, 9559100), (4, 4779550), (5, 3823640), (8, 2389775), (10, 1911820), (17, 1124600), (20, 955910), (25, 764728), (34, 562300), (40, 477955), (50, 382364), (68, 281150), (85, 224920), (100, 191182), (136, 140575), (170, 112460), (200, 95591), (340, 56230), (425, 44984), (680, 28115), (850, 22492), (1700, 11246), (3400, 5623)]