123734380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80347}}^1$

素因数の和:80374

約数の個数: 48

約数和(自身を含む): 323963136

約数和(自身を除く): 200228756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 80347, 160694, 321388, 401735, 562429, 803470, 883817, 1124858, 1606940, 1767634, 2249716, 2812145, 3535268, 4419085, 5624290, 6186719, 8838170, 11248580, 12373438, 17676340, 24746876, 30933595, 61867190, 123734380]

約数ペア:

[(1, 123734380), (2, 61867190), (4, 30933595), (5, 24746876), (7, 17676340), (10, 12373438), (11, 11248580), (14, 8838170), (20, 6186719), (22, 5624290), (28, 4419085), (35, 3535268), (44, 2812145), (55, 2249716), (70, 1767634), (77, 1606940), (110, 1124858), (140, 883817), (154, 803470), (220, 562429), (308, 401735), (385, 321388), (770, 160694), (1540, 80347)]