27720283480

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{709}}^1\times {\mathrm{2953}}^1$

素因数の和:4004

約数の個数: 64

約数和(自身を含む): 62668519200

約数和(自身を除く): 34948235720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 709, 1324, 1418, 1655, 2648, 2836, 2953, 3310, 3545, 5672, 5906, 6620, 7090, 11812, 13240, 14180, 14765, 23624, 28360, 29530, 59060, 118120, 234679, 469358, 938716, 977443, 1173395, 1877432, 1954886, 2093677, 2346790, 3909772, 4187354, 4693580, 4887215, 7819544, 8374708, 9387160, 9774430, 10468385, 16749416, 19548860, 20936770, 39097720, 41873540, 83747080, 693007087, 1386014174, 2772028348, 3465035435, 5544056696, 6930070870, 13860141740, 27720283480]

約数ペア:

[(1, 27720283480), (2, 13860141740), (4, 6930070870), (5, 5544056696), (8, 3465035435), (10, 2772028348), (20, 1386014174), (40, 693007087), (331, 83747080), (662, 41873540), (709, 39097720), (1324, 20936770), (1418, 19548860), (1655, 16749416), (2648, 10468385), (2836, 9774430), (2953, 9387160), (3310, 8374708), (3545, 7819544), (5672, 4887215), (5906, 4693580), (6620, 4187354), (7090, 3909772), (11812, 2346790), (13240, 2093677), (14180, 1954886), (14765, 1877432), (23624, 1173395), (28360, 977443), (29530, 938716), (59060, 469358), (118120, 234679)]