7838730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 20520864

約数和(自身を除く): 12682134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 347, 502, 694, 753, 1041, 1255, 1506, 1735, 2082, 2259, 2510, 3123, 3470, 3765, 4518, 5205, 6246, 7530, 10410, 11295, 15615, 22590, 31230, 87097, 174194, 261291, 435485, 522582, 783873, 870970, 1306455, 1567746, 2612910, 3919365, 7838730]

約数ペア:

[(1, 7838730), (2, 3919365), (3, 2612910), (5, 1567746), (6, 1306455), (9, 870970), (10, 783873), (15, 522582), (18, 435485), (30, 261291), (45, 174194), (90, 87097), (251, 31230), (347, 22590), (502, 15615), (694, 11295), (753, 10410), (1041, 7530), (1255, 6246), (1506, 5205), (1735, 4518), (2082, 3765), (2259, 3470), (2510, 3123)]