140501560

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2659}}^1$

素因数の和:3991

約数の個数: 32

約数和(自身を含む): 316486800

約数和(自身を除く): 175985240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 2642, 2659, 5284, 5318, 6605, 10568, 10636, 13210, 13295, 21272, 26420, 26590, 52840, 53180, 106360, 3512539, 7025078, 14050156, 17562695, 28100312, 35125390, 70250780, 140501560]

約数ペア:

[(1, 140501560), (2, 70250780), (4, 35125390), (5, 28100312), (8, 17562695), (10, 14050156), (20, 7025078), (40, 3512539), (1321, 106360), (2642, 53180), (2659, 52840), (5284, 26590), (5318, 26420), (6605, 21272), (10568, 13295), (10636, 13210)]