20281200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16901}}^1$

素因数の和:16922

約数の個数: 60

約数和(自身を含む): 64971288

約数和(自身を除く): 44690088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16901, 33802, 50703, 67604, 84505, 101406, 135208, 169010, 202812, 253515, 270416, 338020, 405624, 422525, 507030, 676040, 811248, 845050, 1014060, 1267575, 1352080, 1690100, 2028120, 2535150, 3380200, 4056240, 5070300, 6760400, 10140600, 20281200]

約数ペア:

[(1, 20281200), (2, 10140600), (3, 6760400), (4, 5070300), (5, 4056240), (6, 3380200), (8, 2535150), (10, 2028120), (12, 1690100), (15, 1352080), (16, 1267575), (20, 1014060), (24, 845050), (25, 811248), (30, 676040), (40, 507030), (48, 422525), (50, 405624), (60, 338020), (75, 270416), (80, 253515), (100, 202812), (120, 169010), (150, 135208), (200, 101406), (240, 84505), (300, 67604), (400, 50703), (600, 33802), (1200, 16901)]