401866060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 903302064

約数和(自身を除く): 501436004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 251, 277, 289, 340, 502, 554, 578, 1004, 1108, 1156, 1255, 1385, 1445, 2510, 2770, 2890, 4267, 4709, 5020, 5540, 5780, 8534, 9418, 17068, 18836, 21335, 23545, 42670, 47090, 69527, 72539, 80053, 85340, 94180, 139054, 145078, 160106, 278108, 290156, 320212, 347635, 362695, 400265, 695270, 725390, 800530, 1181959, 1390540, 1450780, 1601060, 2363918, 4727836, 5909795, 11819590, 20093303, 23639180, 40186606, 80373212, 100466515, 200933030, 401866060]

約数ペア:

[(1, 401866060), (2, 200933030), (4, 100466515), (5, 80373212), (10, 40186606), (17, 23639180), (20, 20093303), (34, 11819590), (68, 5909795), (85, 4727836), (170, 2363918), (251, 1601060), (277, 1450780), (289, 1390540), (340, 1181959), (502, 800530), (554, 725390), (578, 695270), (1004, 400265), (1108, 362695), (1156, 347635), (1255, 320212), (1385, 290156), (1445, 278108), (2510, 160106), (2770, 145078), (2890, 139054), (4267, 94180), (4709, 85340), (5020, 80053), (5540, 72539), (5780, 69527), (8534, 47090), (9418, 42670), (17068, 23545), (18836, 21335)]