18183760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1748

約数の個数: 80

約数和(自身を含む): 50889600

約数和(自身を除く): 32705840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 1709, 2128, 2660, 3418, 5320, 6836, 8545, 10640, 11963, 13672, 17090, 23926, 27344, 32471, 34180, 47852, 59815, 64942, 68360, 95704, 119630, 129884, 136720, 162355, 191408, 227297, 239260, 259768, 324710, 454594, 478520, 519536, 649420, 909188, 957040, 1136485, 1298840, 1818376, 2272970, 2597680, 3636752, 4545940, 9091880, 18183760]

約数ペア:

[(1, 18183760), (2, 9091880), (4, 4545940), (5, 3636752), (7, 2597680), (8, 2272970), (10, 1818376), (14, 1298840), (16, 1136485), (19, 957040), (20, 909188), (28, 649420), (35, 519536), (38, 478520), (40, 454594), (56, 324710), (70, 259768), (76, 239260), (80, 227297), (95, 191408), (112, 162355), (133, 136720), (140, 129884), (152, 119630), (190, 95704), (266, 68360), (280, 64942), (304, 59815), (380, 47852), (532, 34180), (560, 32471), (665, 27344), (760, 23926), (1064, 17090), (1330, 13672), (1520, 11963), (1709, 10640), (2128, 8545), (2660, 6836), (3418, 5320)]