20066120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 49921920

約数和(自身を除く): 29855800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1283, 1564, 1955, 2566, 3128, 3910, 5132, 6415, 7820, 10264, 12830, 15640, 21811, 25660, 29509, 43622, 51320, 59018, 87244, 109055, 118036, 147545, 174488, 218110, 236072, 295090, 436220, 501653, 590180, 872440, 1003306, 1180360, 2006612, 2508265, 4013224, 5016530, 10033060, 20066120]

約数ペア:

[(1, 20066120), (2, 10033060), (4, 5016530), (5, 4013224), (8, 2508265), (10, 2006612), (17, 1180360), (20, 1003306), (23, 872440), (34, 590180), (40, 501653), (46, 436220), (68, 295090), (85, 236072), (92, 218110), (115, 174488), (136, 147545), (170, 118036), (184, 109055), (230, 87244), (340, 59018), (391, 51320), (460, 43622), (680, 29509), (782, 25660), (920, 21811), (1283, 15640), (1564, 12830), (1955, 10264), (2566, 7820), (3128, 6415), (3910, 5132)]