19252940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1217}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 46654272

約数和(自身を除く): 27401332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1217, 1582, 2260, 2434, 3164, 3955, 4868, 6085, 7910, 8519, 12170, 15820, 17038, 24340, 34076, 42595, 85190, 137521, 170380, 275042, 550084, 687605, 962647, 1375210, 1925294, 2750420, 3850588, 4813235, 9626470, 19252940]

約数ペア:

[(1, 19252940), (2, 9626470), (4, 4813235), (5, 3850588), (7, 2750420), (10, 1925294), (14, 1375210), (20, 962647), (28, 687605), (35, 550084), (70, 275042), (113, 170380), (140, 137521), (226, 85190), (452, 42595), (565, 34076), (791, 24340), (1130, 17038), (1217, 15820), (1582, 12170), (2260, 8519), (2434, 7910), (3164, 6085), (3955, 4868)]