2445097460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{494959}}^1$

素因数の和:495000

約数の個数: 48

約数和(自身を含む): 5820729600

約数和(自身を除く): 3375632140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 494959, 989918, 1979836, 2474795, 4949590, 6434467, 9404221, 9899180, 12868934, 18808442, 25737868, 32172335, 37616884, 47021105, 64344670, 94042210, 122254873, 128689340, 188084420, 244509746, 489019492, 611274365, 1222548730, 2445097460]

約数ペア:

[(1, 2445097460), (2, 1222548730), (4, 611274365), (5, 489019492), (10, 244509746), (13, 188084420), (19, 128689340), (20, 122254873), (26, 94042210), (38, 64344670), (52, 47021105), (65, 37616884), (76, 32172335), (95, 25737868), (130, 18808442), (190, 12868934), (247, 9899180), (260, 9404221), (380, 6434467), (494, 4949590), (988, 2474795), (1235, 1979836), (2470, 989918), (4940, 494959)]