19008420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7727}}^1$

素因数の和:7780

約数の個数: 48

約数和(自身を含む): 54528768

約数和(自身を除く): 35520348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7727, 15454, 23181, 30908, 38635, 46362, 77270, 92724, 115905, 154540, 231810, 316807, 463620, 633614, 950421, 1267228, 1584035, 1900842, 3168070, 3801684, 4752105, 6336140, 9504210, 19008420]

約数ペア:

[(1, 19008420), (2, 9504210), (3, 6336140), (4, 4752105), (5, 3801684), (6, 3168070), (10, 1900842), (12, 1584035), (15, 1267228), (20, 950421), (30, 633614), (41, 463620), (60, 316807), (82, 231810), (123, 154540), (164, 115905), (205, 92724), (246, 77270), (410, 46362), (492, 38635), (615, 30908), (820, 23181), (1230, 15454), (2460, 7727)]