13096940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 28614432

約数和(自身を除く): 15517492

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 157, 172, 194, 215, 314, 388, 430, 485, 628, 785, 860, 970, 1570, 1940, 3140, 4171, 6751, 8342, 13502, 15229, 16684, 20855, 27004, 30458, 33755, 41710, 60916, 67510, 76145, 83420, 135020, 152290, 304580, 654847, 1309694, 2619388, 3274235, 6548470, 13096940]

約数ペア:

[(1, 13096940), (2, 6548470), (4, 3274235), (5, 2619388), (10, 1309694), (20, 654847), (43, 304580), (86, 152290), (97, 135020), (157, 83420), (172, 76145), (194, 67510), (215, 60916), (314, 41710), (388, 33755), (430, 30458), (485, 27004), (628, 20855), (785, 16684), (860, 15229), (970, 13502), (1570, 8342), (1940, 6751), (3140, 4171)]