12320199020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{9839}}^1$

素因数の和:10442

約数の個数: 48

約数和(自身を含む): 26120949120

約数和(自身を除く): 13800750100

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 457, 548, 685, 914, 1370, 1828, 2285, 2740, 4570, 9140, 9839, 19678, 39356, 49195, 62609, 98390, 125218, 196780, 250436, 313045, 626090, 1252180, 1347943, 2695886, 4496423, 5391772, 6739715, 8992846, 13479430, 17985692, 22482115, 26958860, 44964230, 89928460, 616009951, 1232019902, 2464039804, 3080049755, 6160099510, 12320199020]

約数ペア:

[(1, 12320199020), (2, 6160099510), (4, 3080049755), (5, 2464039804), (10, 1232019902), (20, 616009951), (137, 89928460), (274, 44964230), (457, 26958860), (548, 22482115), (685, 17985692), (914, 13479430), (1370, 8992846), (1828, 6739715), (2285, 5391772), (2740, 4496423), (4570, 2695886), (9140, 1347943), (9839, 1252180), (19678, 626090), (39356, 313045), (49195, 250436), (62609, 196780), (98390, 125218)]