494526940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{7309}}^1$

素因数の和:7534

約数の個数: 48

約数和(自身を含む): 1105272000

約数和(自身を除く): 610745060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1990, 3383, 3980, 6766, 7309, 13532, 14618, 16915, 29236, 33830, 36545, 67660, 73090, 124253, 146180, 248506, 497012, 621265, 1242530, 1454491, 2485060, 2908982, 5817964, 7272455, 14544910, 24726347, 29089820, 49452694, 98905388, 123631735, 247263470, 494526940]

約数ペア:

[(1, 494526940), (2, 247263470), (4, 123631735), (5, 98905388), (10, 49452694), (17, 29089820), (20, 24726347), (34, 14544910), (68, 7272455), (85, 5817964), (170, 2908982), (199, 2485060), (340, 1454491), (398, 1242530), (796, 621265), (995, 497012), (1990, 248506), (3383, 146180), (3980, 124253), (6766, 73090), (7309, 67660), (13532, 36545), (14618, 33830), (16915, 29236)]