20937300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 61266912

約数和(自身を除く): 40329612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 101, 150, 202, 300, 303, 404, 505, 606, 691, 1010, 1212, 1382, 1515, 2020, 2073, 2525, 2764, 3030, 3455, 4146, 5050, 6060, 6910, 7575, 8292, 10100, 10365, 13820, 15150, 17275, 20730, 30300, 34550, 41460, 51825, 69100, 69791, 103650, 139582, 207300, 209373, 279164, 348955, 418746, 697910, 837492, 1046865, 1395820, 1744775, 2093730, 3489550, 4187460, 5234325, 6979100, 10468650, 20937300]

約数ペア:

[(1, 20937300), (2, 10468650), (3, 6979100), (4, 5234325), (5, 4187460), (6, 3489550), (10, 2093730), (12, 1744775), (15, 1395820), (20, 1046865), (25, 837492), (30, 697910), (50, 418746), (60, 348955), (75, 279164), (100, 209373), (101, 207300), (150, 139582), (202, 103650), (300, 69791), (303, 69100), (404, 51825), (505, 41460), (606, 34550), (691, 30300), (1010, 20730), (1212, 17275), (1382, 15150), (1515, 13820), (2020, 10365), (2073, 10100), (2525, 8292), (2764, 7575), (3030, 6910), (3455, 6060), (4146, 5050)]