89415140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1409}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 198979200

約数和(自身を除く): 109564060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 1409, 1670, 2818, 3173, 3340, 5636, 6346, 7045, 12692, 14090, 15865, 26771, 28180, 31730, 53542, 63460, 107084, 133855, 235303, 267710, 470606, 535420, 941212, 1176515, 2353030, 4470757, 4706060, 8941514, 17883028, 22353785, 44707570, 89415140]

約数ペア:

[(1, 89415140), (2, 44707570), (4, 22353785), (5, 17883028), (10, 8941514), (19, 4706060), (20, 4470757), (38, 2353030), (76, 1176515), (95, 941212), (167, 535420), (190, 470606), (334, 267710), (380, 235303), (668, 133855), (835, 107084), (1409, 63460), (1670, 53542), (2818, 31730), (3173, 28180), (3340, 26771), (5636, 15865), (6346, 14090), (7045, 12692)]