17215660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1597}}^1$

素因数の和:1631

約数の個数: 72

約数和(自身を含む): 45907344

約数和(自身を除く): 28691684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 1597, 2156, 2695, 3194, 5390, 6388, 7985, 10780, 11179, 15970, 17567, 22358, 31940, 35134, 44716, 55895, 70268, 78253, 87835, 111790, 122969, 156506, 175670, 223580, 245938, 313012, 351340, 391265, 491876, 614845, 782530, 860783, 1229690, 1565060, 1721566, 2459380, 3443132, 4303915, 8607830, 17215660]

約数ペア:

[(1, 17215660), (2, 8607830), (4, 4303915), (5, 3443132), (7, 2459380), (10, 1721566), (11, 1565060), (14, 1229690), (20, 860783), (22, 782530), (28, 614845), (35, 491876), (44, 391265), (49, 351340), (55, 313012), (70, 245938), (77, 223580), (98, 175670), (110, 156506), (140, 122969), (154, 111790), (196, 87835), (220, 78253), (245, 70268), (308, 55895), (385, 44716), (490, 35134), (539, 31940), (770, 22358), (980, 17567), (1078, 15970), (1540, 11179), (1597, 10780), (2156, 7985), (2695, 6388), (3194, 5390)]