20053460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143239}}^1$

素因数の和:143255

約数の個数: 24

約数和(自身を含む): 48128640

約数和(自身を除く): 28075180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143239, 286478, 572956, 716195, 1002673, 1432390, 2005346, 2864780, 4010692, 5013365, 10026730, 20053460]

約数ペア:

[(1, 20053460), (2, 10026730), (4, 5013365), (5, 4010692), (7, 2864780), (10, 2005346), (14, 1432390), (20, 1002673), (28, 716195), (35, 572956), (70, 286478), (140, 143239)]