211026140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1753}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 478547328

約数和(自身を除く): 267521188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 463, 926, 1753, 1852, 2315, 3506, 4630, 6019, 7012, 8765, 9260, 12038, 17530, 22789, 24076, 30095, 35060, 45578, 60190, 91156, 113945, 120380, 227890, 455780, 811639, 1623278, 3246556, 4058195, 8116390, 10551307, 16232780, 21102614, 42205228, 52756535, 105513070, 211026140]

約数ペア:

[(1, 211026140), (2, 105513070), (4, 52756535), (5, 42205228), (10, 21102614), (13, 16232780), (20, 10551307), (26, 8116390), (52, 4058195), (65, 3246556), (130, 1623278), (260, 811639), (463, 455780), (926, 227890), (1753, 120380), (1852, 113945), (2315, 91156), (3506, 60190), (4630, 45578), (6019, 35060), (7012, 30095), (8765, 24076), (9260, 22789), (12038, 17530)]