1246389680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{916463}}^1$

素因数の和:916493

約数の個数: 40

約数和(自身を含む): 3068321472

約数和(自身を除く): 1821931792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 916463, 1832926, 3665852, 4582315, 7331704, 9164630, 14663408, 15579871, 18329260, 31159742, 36658520, 62319484, 73317040, 77899355, 124638968, 155798710, 249277936, 311597420, 623194840, 1246389680]

約数ペア:

[(1, 1246389680), (2, 623194840), (4, 311597420), (5, 249277936), (8, 155798710), (10, 124638968), (16, 77899355), (17, 73317040), (20, 62319484), (34, 36658520), (40, 31159742), (68, 18329260), (80, 15579871), (85, 14663408), (136, 9164630), (170, 7331704), (272, 4582315), (340, 3665852), (680, 1832926), (1360, 916463)]