6590180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 14488320

約数和(自身を除く): 7898140

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 97, 158, 172, 194, 215, 316, 388, 395, 430, 485, 790, 860, 970, 1580, 1940, 3397, 4171, 6794, 7663, 8342, 13588, 15326, 16684, 16985, 20855, 30652, 33970, 38315, 41710, 67940, 76630, 83420, 153260, 329509, 659018, 1318036, 1647545, 3295090, 6590180]

約数ペア:

[(1, 6590180), (2, 3295090), (4, 1647545), (5, 1318036), (10, 659018), (20, 329509), (43, 153260), (79, 83420), (86, 76630), (97, 67940), (158, 41710), (172, 38315), (194, 33970), (215, 30652), (316, 20855), (388, 16985), (395, 16684), (430, 15326), (485, 13588), (790, 8342), (860, 7663), (970, 6794), (1580, 4171), (1940, 3397)]