12700020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12451}}^1$

素因数の和:12480

約数の個数: 48

約数和(自身を含む): 37654848

約数和(自身を除く): 24954828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 12451, 24902, 37353, 49804, 62255, 74706, 124510, 149412, 186765, 211667, 249020, 373530, 423334, 635001, 747060, 846668, 1058335, 1270002, 2116670, 2540004, 3175005, 4233340, 6350010, 12700020]

約数ペア:

[(1, 12700020), (2, 6350010), (3, 4233340), (4, 3175005), (5, 2540004), (6, 2116670), (10, 1270002), (12, 1058335), (15, 846668), (17, 747060), (20, 635001), (30, 423334), (34, 373530), (51, 249020), (60, 211667), (68, 186765), (85, 149412), (102, 124510), (170, 74706), (204, 62255), (255, 49804), (340, 37353), (510, 24902), (1020, 12451)]