28144600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1163}}^1$

素因数の和:1201

約数の個数: 72

約数和(自身を含む): 71987580

約数和(自身を除く): 43842980

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1163, 1210, 2200, 2326, 2420, 3025, 4652, 4840, 5815, 6050, 9304, 11630, 12100, 12793, 23260, 24200, 25586, 29075, 46520, 51172, 58150, 63965, 102344, 116300, 127930, 140723, 232600, 255860, 281446, 319825, 511720, 562892, 639650, 703615, 1125784, 1279300, 1407230, 2558600, 2814460, 3518075, 5628920, 7036150, 14072300, 28144600]

約数ペア:

[(1, 28144600), (2, 14072300), (4, 7036150), (5, 5628920), (8, 3518075), (10, 2814460), (11, 2558600), (20, 1407230), (22, 1279300), (25, 1125784), (40, 703615), (44, 639650), (50, 562892), (55, 511720), (88, 319825), (100, 281446), (110, 255860), (121, 232600), (200, 140723), (220, 127930), (242, 116300), (275, 102344), (440, 63965), (484, 58150), (550, 51172), (605, 46520), (968, 29075), (1100, 25586), (1163, 24200), (1210, 23260), (2200, 12793), (2326, 12100), (2420, 11630), (3025, 9304), (4652, 6050), (4840, 5815)]