181053460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1293239}}^1$

素因数の和:1293255

約数の個数: 24

約数和(自身を含む): 434528640

約数和(自身を除く): 253475180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1293239, 2586478, 5172956, 6466195, 9052673, 12932390, 18105346, 25864780, 36210692, 45263365, 90526730, 181053460]

約数ペア:

[(1, 181053460), (2, 90526730), (4, 45263365), (5, 36210692), (7, 25864780), (10, 18105346), (14, 12932390), (20, 9052673), (28, 6466195), (35, 5172956), (70, 2586478), (140, 1293239)]