28047720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4973}}^1$

素因数の和:5034

約数の個数: 64

約数和(自身を含む): 85950720

約数和(自身を除く): 57903000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 4973, 5640, 9946, 14919, 19892, 24865, 29838, 39784, 49730, 59676, 74595, 99460, 119352, 149190, 198920, 233731, 298380, 467462, 596760, 701193, 934924, 1168655, 1402386, 1869848, 2337310, 2804772, 3505965, 4674620, 5609544, 7011930, 9349240, 14023860, 28047720]

約数ペア:

[(1, 28047720), (2, 14023860), (3, 9349240), (4, 7011930), (5, 5609544), (6, 4674620), (8, 3505965), (10, 2804772), (12, 2337310), (15, 1869848), (20, 1402386), (24, 1168655), (30, 934924), (40, 701193), (47, 596760), (60, 467462), (94, 298380), (120, 233731), (141, 198920), (188, 149190), (235, 119352), (282, 99460), (376, 74595), (470, 59676), (564, 49730), (705, 39784), (940, 29838), (1128, 24865), (1410, 19892), (1880, 14919), (2820, 9946), (4973, 5640)]