10000720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3049}}^1$

素因数の和:3103

約数の個数: 40

約数和(自身を含む): 23826600

約数和(自身を除く): 13825880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3049, 3280, 6098, 12196, 15245, 24392, 30490, 48784, 60980, 121960, 125009, 243920, 250018, 500036, 625045, 1000072, 1250090, 2000144, 2500180, 5000360, 10000720]

約数ペア:

[(1, 10000720), (2, 5000360), (4, 2500180), (5, 2000144), (8, 1250090), (10, 1000072), (16, 625045), (20, 500036), (40, 250018), (41, 243920), (80, 125009), (82, 121960), (164, 60980), (205, 48784), (328, 30490), (410, 24392), (656, 15245), (820, 12196), (1640, 6098), (3049, 3280)]