1301200020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7228889}}^1$

素因数の和:7228904

約数の個数: 36

約数和(自身を含む): 3946973940

約数和(自身を除く): 2645773920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7228889, 14457778, 21686667, 28915556, 36144445, 43373334, 65060001, 72288890, 86746668, 108433335, 130120002, 144577780, 216866670, 260240004, 325300005, 433733340, 650600010, 1301200020]

約数ペア:

[(1, 1301200020), (2, 650600010), (3, 433733340), (4, 325300005), (5, 260240004), (6, 216866670), (9, 144577780), (10, 130120002), (12, 108433335), (15, 86746668), (18, 72288890), (20, 65060001), (30, 43373334), (36, 36144445), (45, 28915556), (60, 21686667), (90, 14457778), (180, 7228889)]