20153949720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{8663}}^1\times {\mathrm{19387}}^1$

素因数の和:28064

約数の個数: 64

約数和(自身を含む): 60471947520

約数和(自身を除く): 40317997800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 8663, 17326, 19387, 25989, 34652, 38774, 43315, 51978, 58161, 69304, 77548, 86630, 96935, 103956, 116322, 129945, 155096, 173260, 193870, 207912, 232644, 259890, 290805, 346520, 387740, 465288, 519780, 581610, 775480, 1039560, 1163220, 2326440, 167949581, 335899162, 503848743, 671798324, 839747905, 1007697486, 1343596648, 1679495810, 2015394972, 2519243715, 3358991620, 4030789944, 5038487430, 6717983240, 10076974860, 20153949720]

約数ペア:

[(1, 20153949720), (2, 10076974860), (3, 6717983240), (4, 5038487430), (5, 4030789944), (6, 3358991620), (8, 2519243715), (10, 2015394972), (12, 1679495810), (15, 1343596648), (20, 1007697486), (24, 839747905), (30, 671798324), (40, 503848743), (60, 335899162), (120, 167949581), (8663, 2326440), (17326, 1163220), (19387, 1039560), (25989, 775480), (34652, 581610), (38774, 519780), (43315, 465288), (51978, 387740), (58161, 346520), (69304, 290805), (77548, 259890), (86630, 232644), (96935, 207912), (103956, 193870), (116322, 173260), (129945, 155096)]