2945707940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1107409}}^1$

素因数の和:1107444

約数の個数: 48

約数和(自身を含む): 7441795200

約数和(自身を除く): 4496087260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 1107409, 2214818, 4429636, 5537045, 7751863, 11074090, 15503726, 21040771, 22148180, 31007452, 38759315, 42081542, 77518630, 84163084, 105203855, 147285397, 155037260, 210407710, 294570794, 420815420, 589141588, 736426985, 1472853970, 2945707940]

約数ペア:

[(1, 2945707940), (2, 1472853970), (4, 736426985), (5, 589141588), (7, 420815420), (10, 294570794), (14, 210407710), (19, 155037260), (20, 147285397), (28, 105203855), (35, 84163084), (38, 77518630), (70, 42081542), (76, 38759315), (95, 31007452), (133, 22148180), (140, 21040771), (190, 15503726), (266, 11074090), (380, 7751863), (532, 5537045), (665, 4429636), (1330, 2214818), (2660, 1107409)]