39908860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 89649504

約数和(自身を除く): 49740644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1097, 1819, 2140, 2194, 3638, 4388, 5485, 7276, 9095, 10970, 18190, 18649, 21940, 36380, 37298, 74596, 93245, 117379, 186490, 234758, 372980, 469516, 586895, 1173790, 1995443, 2347580, 3990886, 7981772, 9977215, 19954430, 39908860]

約数ペア:

[(1, 39908860), (2, 19954430), (4, 9977215), (5, 7981772), (10, 3990886), (17, 2347580), (20, 1995443), (34, 1173790), (68, 586895), (85, 469516), (107, 372980), (170, 234758), (214, 186490), (340, 117379), (428, 93245), (535, 74596), (1070, 37298), (1097, 36380), (1819, 21940), (2140, 18649), (2194, 18190), (3638, 10970), (4388, 9095), (5485, 7276)]