842309020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{5273}}^1$

素因数の和:5459

約数の個数: 72

約数和(自身を含む): 2070656784

約数和(自身を除く): 1228347764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 163, 196, 245, 326, 490, 652, 815, 980, 1141, 1630, 2282, 3260, 4564, 5273, 5705, 7987, 10546, 11410, 15974, 21092, 22820, 26365, 31948, 36911, 39935, 52730, 73822, 79870, 105460, 147644, 159740, 184555, 258377, 369110, 516754, 738220, 859499, 1033508, 1291885, 1718998, 2583770, 3437996, 4297495, 5167540, 6016493, 8594990, 12032986, 17189980, 24065972, 30082465, 42115451, 60164930, 84230902, 120329860, 168461804, 210577255, 421154510, 842309020]

約数ペア:

[(1, 842309020), (2, 421154510), (4, 210577255), (5, 168461804), (7, 120329860), (10, 84230902), (14, 60164930), (20, 42115451), (28, 30082465), (35, 24065972), (49, 17189980), (70, 12032986), (98, 8594990), (140, 6016493), (163, 5167540), (196, 4297495), (245, 3437996), (326, 2583770), (490, 1718998), (652, 1291885), (815, 1033508), (980, 859499), (1141, 738220), (1630, 516754), (2282, 369110), (3260, 258377), (4564, 184555), (5273, 159740), (5705, 147644), (7987, 105460), (10546, 79870), (11410, 73822), (15974, 52730), (21092, 39935), (22820, 36911), (26365, 31948)]