8363420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1734

約数の個数: 48

約数和(自身を含む): 19921440

約数和(自身を除く): 11558020

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, 1693, 2470, 3386, 4940, 6772, 8465, 16930, 22009, 32167, 33860, 44018, 64334, 88036, 110045, 128668, 160835, 220090, 321670, 418171, 440180, 643340, 836342, 1672684, 2090855, 4181710, 8363420]

約数ペア:

[(1, 8363420), (2, 4181710), (4, 2090855), (5, 1672684), (10, 836342), (13, 643340), (19, 440180), (20, 418171), (26, 321670), (38, 220090), (52, 160835), (65, 128668), (76, 110045), (95, 88036), (130, 64334), (190, 44018), (247, 33860), (260, 32167), (380, 22009), (494, 16930), (988, 8465), (1235, 6772), (1693, 4940), (2470, 3386)]