16401560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3083}}^1$

素因数の和:3120

約数の個数: 64

約数和(自身を含む): 44409600

約数和(自身を除く): 28008040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3083, 5320, 6166, 12332, 15415, 21581, 24664, 30830, 43162, 58577, 61660, 86324, 107905, 117154, 123320, 172648, 215810, 234308, 292885, 410039, 431620, 468616, 585770, 820078, 863240, 1171540, 1640156, 2050195, 2343080, 3280312, 4100390, 8200780, 16401560]

約数ペア:

[(1, 16401560), (2, 8200780), (4, 4100390), (5, 3280312), (7, 2343080), (8, 2050195), (10, 1640156), (14, 1171540), (19, 863240), (20, 820078), (28, 585770), (35, 468616), (38, 431620), (40, 410039), (56, 292885), (70, 234308), (76, 215810), (95, 172648), (133, 123320), (140, 117154), (152, 107905), (190, 86324), (266, 61660), (280, 58577), (380, 43162), (532, 30830), (665, 24664), (760, 21581), (1064, 15415), (1330, 12332), (2660, 6166), (3083, 5320)]