28514440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2254

約数の個数: 64

約数和(自身を含む): 71539200

約数和(自身を除く): 43024760

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2207, 2584, 3230, 4414, 6460, 8828, 11035, 12920, 17656, 22070, 37519, 41933, 44140, 75038, 83866, 88280, 150076, 167732, 187595, 209665, 300152, 335464, 375190, 419330, 712861, 750380, 838660, 1425722, 1500760, 1677320, 2851444, 3564305, 5702888, 7128610, 14257220, 28514440]

約数ペア:

[(1, 28514440), (2, 14257220), (4, 7128610), (5, 5702888), (8, 3564305), (10, 2851444), (17, 1677320), (19, 1500760), (20, 1425722), (34, 838660), (38, 750380), (40, 712861), (68, 419330), (76, 375190), (85, 335464), (95, 300152), (136, 209665), (152, 187595), (170, 167732), (190, 150076), (323, 88280), (340, 83866), (380, 75038), (646, 44140), (680, 41933), (760, 37519), (1292, 22070), (1615, 17656), (2207, 12920), (2584, 11035), (3230, 8828), (4414, 6460)]