20445300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22717}}^1$

素因数の和:22737

約数の個数: 54

約数和(自身を含む): 64087478

約数和(自身を除く): 43642178

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22717, 45434, 68151, 90868, 113585, 136302, 204453, 227170, 272604, 340755, 408906, 454340, 567925, 681510, 817812, 1022265, 1135850, 1363020, 1703775, 2044530, 2271700, 3407550, 4089060, 5111325, 6815100, 10222650, 20445300]

約数ペア:

[(1, 20445300), (2, 10222650), (3, 6815100), (4, 5111325), (5, 4089060), (6, 3407550), (9, 2271700), (10, 2044530), (12, 1703775), (15, 1363020), (18, 1135850), (20, 1022265), (25, 817812), (30, 681510), (36, 567925), (45, 454340), (50, 408906), (60, 340755), (75, 272604), (90, 227170), (100, 204453), (150, 136302), (180, 113585), (225, 90868), (300, 68151), (450, 45434), (900, 22717)]