15191000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1413

約数の個数: 64

約数和(自身を含む): 38806560

約数和(自身を除く): 23615560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 1381, 2200, 2750, 2762, 5500, 5524, 6905, 11000, 11048, 13810, 15191, 27620, 30382, 34525, 55240, 60764, 69050, 75955, 121528, 138100, 151910, 172625, 276200, 303820, 345250, 379775, 607640, 690500, 759550, 1381000, 1519100, 1898875, 3038200, 3797750, 7595500, 15191000]

約数ペア:

[(1, 15191000), (2, 7595500), (4, 3797750), (5, 3038200), (8, 1898875), (10, 1519100), (11, 1381000), (20, 759550), (22, 690500), (25, 607640), (40, 379775), (44, 345250), (50, 303820), (55, 276200), (88, 172625), (100, 151910), (110, 138100), (125, 121528), (200, 75955), (220, 69050), (250, 60764), (275, 55240), (440, 34525), (500, 30382), (550, 27620), (1000, 15191), (1100, 13810), (1375, 11048), (1381, 11000), (2200, 6905), (2750, 5524), (2762, 5500)]