20228760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:777

約数の個数: 96

約数和(自身を含む): 66633840

約数和(自身を除く): 46405080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 249, 332, 360, 415, 498, 664, 677, 747, 830, 996, 1245, 1354, 1494, 1660, 1992, 2031, 2490, 2708, 2988, 3320, 3385, 3735, 4062, 4980, 5416, 5976, 6093, 6770, 7470, 8124, 9960, 10155, 12186, 13540, 14940, 16248, 20310, 24372, 27080, 29880, 30465, 40620, 48744, 56191, 60930, 81240, 112382, 121860, 168573, 224764, 243720, 280955, 337146, 449528, 505719, 561910, 674292, 842865, 1011438, 1123820, 1348584, 1685730, 2022876, 2247640, 2528595, 3371460, 4045752, 5057190, 6742920, 10114380, 20228760]

約数ペア:

[(1, 20228760), (2, 10114380), (3, 6742920), (4, 5057190), (5, 4045752), (6, 3371460), (8, 2528595), (9, 2247640), (10, 2022876), (12, 1685730), (15, 1348584), (18, 1123820), (20, 1011438), (24, 842865), (30, 674292), (36, 561910), (40, 505719), (45, 449528), (60, 337146), (72, 280955), (83, 243720), (90, 224764), (120, 168573), (166, 121860), (180, 112382), (249, 81240), (332, 60930), (360, 56191), (415, 48744), (498, 40620), (664, 30465), (677, 29880), (747, 27080), (830, 24372), (996, 20310), (1245, 16248), (1354, 14940), (1494, 13540), (1660, 12186), (1992, 10155), (2031, 9960), (2490, 8124), (2708, 7470), (2988, 6770), (3320, 6093), (3385, 5976), (3735, 5416), (4062, 4980)]