20760060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20353}}^1$

素因数の和:20382

約数の個数: 48

約数和(自身を含む): 61550496

約数和(自身を除く): 40790436

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, 20353, 40706, 61059, 81412, 101765, 122118, 203530, 244236, 305295, 346001, 407060, 610590, 692002, 1038003, 1221180, 1384004, 1730005, 2076006, 3460010, 4152012, 5190015, 6920020, 10380030, 20760060]

約数ペア:

[(1, 20760060), (2, 10380030), (3, 6920020), (4, 5190015), (5, 4152012), (6, 3460010), (10, 2076006), (12, 1730005), (15, 1384004), (17, 1221180), (20, 1038003), (30, 692002), (34, 610590), (51, 407060), (60, 346001), (68, 305295), (85, 244236), (102, 203530), (170, 122118), (204, 101765), (255, 81412), (340, 61059), (510, 40706), (1020, 20353)]