39489980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6113}}^1$

素因数の和:6158

約数の個数: 48

約数和(自身を含む): 92443680

約数和(自身を除く): 52953700

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, 6113, 6460, 12226, 24452, 30565, 61130, 103921, 116147, 122260, 207842, 232294, 415684, 464588, 519605, 580735, 1039210, 1161470, 1974499, 2078420, 2322940, 3948998, 7897996, 9872495, 19744990, 39489980]

約数ペア:

[(1, 39489980), (2, 19744990), (4, 9872495), (5, 7897996), (10, 3948998), (17, 2322940), (19, 2078420), (20, 1974499), (34, 1161470), (38, 1039210), (68, 580735), (76, 519605), (85, 464588), (95, 415684), (170, 232294), (190, 207842), (323, 122260), (340, 116147), (380, 103921), (646, 61130), (1292, 30565), (1615, 24452), (3230, 12226), (6113, 6460)]