19472480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7159}}^1$

素因数の和:7191

約数の個数: 48

約数和(自身を含む): 48716640

約数和(自身を除く): 29244160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7159, 14318, 28636, 35795, 57272, 71590, 114544, 121703, 143180, 229088, 243406, 286360, 486812, 572720, 608515, 973624, 1145440, 1217030, 1947248, 2434060, 3894496, 4868120, 9736240, 19472480]

約数ペア:

[(1, 19472480), (2, 9736240), (4, 4868120), (5, 3894496), (8, 2434060), (10, 1947248), (16, 1217030), (17, 1145440), (20, 973624), (32, 608515), (34, 572720), (40, 486812), (68, 286360), (80, 243406), (85, 229088), (136, 143180), (160, 121703), (170, 114544), (272, 71590), (340, 57272), (544, 35795), (680, 28636), (1360, 14318), (2720, 7159)]