11822980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 27483120

約数和(自身を除く): 15660140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1229, 1924, 2405, 2458, 4810, 4916, 6145, 9620, 12290, 15977, 24580, 31954, 45473, 63908, 79885, 90946, 159770, 181892, 227365, 319540, 454730, 591149, 909460, 1182298, 2364596, 2955745, 5911490, 11822980]

約数ペア:

[(1, 11822980), (2, 5911490), (4, 2955745), (5, 2364596), (10, 1182298), (13, 909460), (20, 591149), (26, 454730), (37, 319540), (52, 227365), (65, 181892), (74, 159770), (130, 90946), (148, 79885), (185, 63908), (260, 45473), (370, 31954), (481, 24580), (740, 15977), (962, 12290), (1229, 9620), (1924, 6145), (2405, 4916), (2458, 4810)]