20136112940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1\times {\mathrm{12899}}^1$

素因数の和:13874

約数の個数: 48

約数和(自身を含む): 42813036000

約数和(自身を除く): 22676923060

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 877, 890, 1754, 1780, 3508, 4385, 8770, 12899, 17540, 25798, 51596, 64495, 78053, 128990, 156106, 257980, 312212, 390265, 780530, 1148011, 1561060, 2296022, 4592044, 5740055, 11312423, 11480110, 22624846, 22960220, 45249692, 56562115, 113124230, 226248460, 1006805647, 2013611294, 4027222588, 5034028235, 10068056470, 20136112940]

約数ペア:

[(1, 20136112940), (2, 10068056470), (4, 5034028235), (5, 4027222588), (10, 2013611294), (20, 1006805647), (89, 226248460), (178, 113124230), (356, 56562115), (445, 45249692), (877, 22960220), (890, 22624846), (1754, 11480110), (1780, 11312423), (3508, 5740055), (4385, 4592044), (8770, 2296022), (12899, 1561060), (17540, 1148011), (25798, 780530), (51596, 390265), (64495, 312212), (78053, 257980), (128990, 156106)]