71428220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11057}}^1$

素因数の和:11102

約数の個数: 48

約数和(自身を含む): 167196960

約数和(自身を除く): 95768740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 11057, 22114, 44228, 55285, 110570, 187969, 210083, 221140, 375938, 420166, 751876, 840332, 939845, 1050415, 1879690, 2100830, 3571411, 3759380, 4201660, 7142822, 14285644, 17857055, 35714110, 71428220]

約数ペア:

[(1, 71428220), (2, 35714110), (4, 17857055), (5, 14285644), (10, 7142822), (17, 4201660), (19, 3759380), (20, 3571411), (34, 2100830), (38, 1879690), (68, 1050415), (76, 939845), (85, 840332), (95, 751876), (170, 420166), (190, 375938), (323, 221140), (340, 210083), (380, 187969), (646, 110570), (1292, 55285), (1615, 44228), (3230, 22114), (6460, 11057)]