19939080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3391}}^1$

素因数の和:3419

約数の個数: 96

約数和(自身を含む): 69603840

約数和(自身を除く): 49664760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3391, 5880, 6782, 10173, 13564, 16955, 20346, 23737, 27128, 33910, 40692, 47474, 50865, 67820, 71211, 81384, 94948, 101730, 118685, 135640, 142422, 166159, 189896, 203460, 237370, 284844, 332318, 356055, 406920, 474740, 498477, 569688, 664636, 712110, 830795, 949480, 996954, 1329272, 1424220, 1661590, 1993908, 2492385, 2848440, 3323180, 3987816, 4984770, 6646360, 9969540, 19939080]

約数ペア:

[(1, 19939080), (2, 9969540), (3, 6646360), (4, 4984770), (5, 3987816), (6, 3323180), (7, 2848440), (8, 2492385), (10, 1993908), (12, 1661590), (14, 1424220), (15, 1329272), (20, 996954), (21, 949480), (24, 830795), (28, 712110), (30, 664636), (35, 569688), (40, 498477), (42, 474740), (49, 406920), (56, 356055), (60, 332318), (70, 284844), (84, 237370), (98, 203460), (105, 189896), (120, 166159), (140, 142422), (147, 135640), (168, 118685), (196, 101730), (210, 94948), (245, 81384), (280, 71211), (294, 67820), (392, 50865), (420, 47474), (490, 40692), (588, 33910), (735, 27128), (840, 23737), (980, 20346), (1176, 16955), (1470, 13564), (1960, 10173), (2940, 6782), (3391, 5880)]