1891751330

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{32443}}^1$

素因数の和:32488

約数の個数: 64

約数和(自身を含む): 4204742400

約数和(自身を除く): 2312991070

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 343, 490, 595, 686, 833, 1190, 1666, 1715, 3430, 4165, 5831, 8330, 11662, 29155, 32443, 58310, 64886, 162215, 227101, 324430, 454202, 551531, 1103062, 1135505, 1589707, 2271010, 2757655, 3179414, 3860717, 5515310, 7721434, 7948535, 11127949, 15897070, 19303585, 22255898, 27025019, 38607170, 54050038, 55639745, 111279490, 135125095, 189175133, 270250190, 378350266, 945875665, 1891751330]

約数ペア:

[(1, 1891751330), (2, 945875665), (5, 378350266), (7, 270250190), (10, 189175133), (14, 135125095), (17, 111279490), (34, 55639745), (35, 54050038), (49, 38607170), (70, 27025019), (85, 22255898), (98, 19303585), (119, 15897070), (170, 11127949), (238, 7948535), (245, 7721434), (343, 5515310), (490, 3860717), (595, 3179414), (686, 2757655), (833, 2271010), (1190, 1589707), (1666, 1135505), (1715, 1103062), (3430, 551531), (4165, 454202), (5831, 324430), (8330, 227101), (11662, 162215), (29155, 64886), (32443, 58310)]