3815480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 9434880

約数和(自身を除く): 5619400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 181, 248, 310, 340, 362, 527, 620, 680, 724, 905, 1054, 1240, 1448, 1810, 2108, 2635, 3077, 3620, 4216, 5270, 5611, 6154, 7240, 10540, 11222, 12308, 15385, 21080, 22444, 24616, 28055, 30770, 44888, 56110, 61540, 95387, 112220, 123080, 190774, 224440, 381548, 476935, 763096, 953870, 1907740, 3815480]

約数ペア:

[(1, 3815480), (2, 1907740), (4, 953870), (5, 763096), (8, 476935), (10, 381548), (17, 224440), (20, 190774), (31, 123080), (34, 112220), (40, 95387), (62, 61540), (68, 56110), (85, 44888), (124, 30770), (136, 28055), (155, 24616), (170, 22444), (181, 21080), (248, 15385), (310, 12308), (340, 11222), (362, 10540), (527, 7240), (620, 6154), (680, 5611), (724, 5270), (905, 4216), (1054, 3620), (1240, 3077), (1448, 2635), (1810, 2108)]