20922023650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{40169}}^1$

素因数の和:41139

約数の個数: 48

約数和(自身を含む): 42498574560

約数和(自身を除く): 21576550910

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 947, 1894, 4735, 9470, 10417, 20834, 23675, 40169, 47350, 52085, 80338, 104170, 200845, 260425, 401690, 441859, 520850, 883718, 1004225, 2008450, 2209295, 4418590, 11046475, 22092950, 38040043, 76080086, 190200215, 380400430, 418440473, 836880946, 951001075, 1902002150, 2092202365, 4184404730, 10461011825, 20922023650]

約数ペア:

[(1, 20922023650), (2, 10461011825), (5, 4184404730), (10, 2092202365), (11, 1902002150), (22, 951001075), (25, 836880946), (50, 418440473), (55, 380400430), (110, 190200215), (275, 76080086), (550, 38040043), (947, 22092950), (1894, 11046475), (4735, 4418590), (9470, 2209295), (10417, 2008450), (20834, 1004225), (23675, 883718), (40169, 520850), (47350, 441859), (52085, 401690), (80338, 260425), (104170, 200845)]