988455770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1551

約数の個数: 48

約数和(自身を含む): 1864973160

約数和(自身を除く): 876517390

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 961, 1409, 1922, 2263, 2818, 4526, 4805, 7045, 9610, 11315, 14090, 22630, 43679, 70153, 87358, 102857, 140306, 205714, 218395, 350765, 436790, 514285, 701530, 1028570, 1354049, 2708098, 3188567, 6377134, 6770245, 13540490, 15942835, 31885670, 98845577, 197691154, 494227885, 988455770]

約数ペア:

[(1, 988455770), (2, 494227885), (5, 197691154), (10, 98845577), (31, 31885670), (62, 15942835), (73, 13540490), (146, 6770245), (155, 6377134), (310, 3188567), (365, 2708098), (730, 1354049), (961, 1028570), (1409, 701530), (1922, 514285), (2263, 436790), (2818, 350765), (4526, 218395), (4805, 205714), (7045, 140306), (9610, 102857), (11315, 87358), (14090, 70153), (22630, 43679)]