20795850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1304

約数の個数: 72

約数和(自身を含む): 57427500

約数和(自身を除く): 36631650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 150, 185, 222, 225, 333, 370, 450, 555, 666, 925, 1110, 1249, 1665, 1850, 2498, 2775, 3330, 3747, 5550, 6245, 7494, 8325, 11241, 12490, 16650, 18735, 22482, 31225, 37470, 46213, 56205, 62450, 92426, 93675, 112410, 138639, 187350, 231065, 277278, 281025, 415917, 462130, 562050, 693195, 831834, 1155325, 1386390, 2079585, 2310650, 3465975, 4159170, 6931950, 10397925, 20795850]

約数ペア:

[(1, 20795850), (2, 10397925), (3, 6931950), (5, 4159170), (6, 3465975), (9, 2310650), (10, 2079585), (15, 1386390), (18, 1155325), (25, 831834), (30, 693195), (37, 562050), (45, 462130), (50, 415917), (74, 281025), (75, 277278), (90, 231065), (111, 187350), (150, 138639), (185, 112410), (222, 93675), (225, 92426), (333, 62450), (370, 56205), (450, 46213), (555, 37470), (666, 31225), (925, 22482), (1110, 18735), (1249, 16650), (1665, 12490), (1850, 11241), (2498, 8325), (2775, 7494), (3330, 6245), (3747, 5550)]