2661633940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{24917}}^1$

素因数の和:25049

約数の個数: 72

約数和(自身を含む): 6561906120

約数和(自身を除く): 3900272180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 2180, 3052, 3815, 5341, 7630, 10682, 15260, 21364, 24917, 26705, 49834, 53410, 99668, 106820, 124585, 174419, 249170, 348838, 498340, 697676, 872095, 1220933, 1744190, 2441866, 2715953, 3488380, 4883732, 5431906, 6104665, 10863812, 12209330, 13579765, 19011671, 24418660, 27159530, 38023342, 54319060, 76046684, 95058355, 133081697, 190116710, 266163394, 380233420, 532326788, 665408485, 1330816970, 2661633940]

約数ペア:

[(1, 2661633940), (2, 1330816970), (4, 665408485), (5, 532326788), (7, 380233420), (10, 266163394), (14, 190116710), (20, 133081697), (28, 95058355), (35, 76046684), (49, 54319060), (70, 38023342), (98, 27159530), (109, 24418660), (140, 19011671), (196, 13579765), (218, 12209330), (245, 10863812), (436, 6104665), (490, 5431906), (545, 4883732), (763, 3488380), (980, 2715953), (1090, 2441866), (1526, 1744190), (2180, 1220933), (3052, 872095), (3815, 697676), (5341, 498340), (7630, 348838), (10682, 249170), (15260, 174419), (21364, 124585), (24917, 106820), (26705, 99668), (49834, 53410)]