19003552820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1723}}^1\times {\mathrm{78781}}^1$

素因数の和:80520

約数の個数: 48

約数和(自身を含む): 45635576448

約数和(自身を除く): 26632023628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1723, 3446, 6892, 8615, 12061, 17230, 24122, 34460, 48244, 60305, 78781, 120610, 157562, 241220, 315124, 393905, 551467, 787810, 1102934, 1575620, 2205868, 2757335, 5514670, 11029340, 135739663, 271479326, 542958652, 678698315, 950177641, 1357396630, 1900355282, 2714793260, 3800710564, 4750888205, 9501776410, 19003552820]

約数ペア:

[(1, 19003552820), (2, 9501776410), (4, 4750888205), (5, 3800710564), (7, 2714793260), (10, 1900355282), (14, 1357396630), (20, 950177641), (28, 678698315), (35, 542958652), (70, 271479326), (140, 135739663), (1723, 11029340), (3446, 5514670), (6892, 2757335), (8615, 2205868), (12061, 1575620), (17230, 1102934), (24122, 787810), (34460, 551467), (48244, 393905), (60305, 315124), (78781, 241220), (120610, 157562)]