2019104020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{7331}}^1$

素因数の和:7680

約数の個数: 48

約数和(自身を含む): 4345705728

約数和(自身を除く): 2326601708

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 293, 470, 586, 940, 1172, 1465, 2930, 5860, 7331, 13771, 14662, 27542, 29324, 36655, 55084, 68855, 73310, 137710, 146620, 275420, 344557, 689114, 1378228, 1722785, 2147983, 3445570, 4295966, 6891140, 8591932, 10739915, 21479830, 42959660, 100955201, 201910402, 403820804, 504776005, 1009552010, 2019104020]

約数ペア:

[(1, 2019104020), (2, 1009552010), (4, 504776005), (5, 403820804), (10, 201910402), (20, 100955201), (47, 42959660), (94, 21479830), (188, 10739915), (235, 8591932), (293, 6891140), (470, 4295966), (586, 3445570), (940, 2147983), (1172, 1722785), (1465, 1378228), (2930, 689114), (5860, 344557), (7331, 275420), (13771, 146620), (14662, 137710), (27542, 73310), (29324, 68855), (36655, 55084)]