40837212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 112825440

約数和(自身を除く): 71988228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1229, 1278, 1846, 2458, 2556, 2769, 3687, 3692, 4916, 5538, 7374, 8307, 11061, 11076, 14748, 15977, 16614, 22122, 31954, 33228, 44244, 47931, 63908, 87259, 95862, 143793, 174518, 191724, 261777, 287586, 349036, 523554, 575172, 785331, 1047108, 1134367, 1570662, 2268734, 3141324, 3403101, 4537468, 6806202, 10209303, 13612404, 20418606, 40837212]

約数ペア:

[(1, 40837212), (2, 20418606), (3, 13612404), (4, 10209303), (6, 6806202), (9, 4537468), (12, 3403101), (13, 3141324), (18, 2268734), (26, 1570662), (36, 1134367), (39, 1047108), (52, 785331), (71, 575172), (78, 523554), (117, 349036), (142, 287586), (156, 261777), (213, 191724), (234, 174518), (284, 143793), (426, 95862), (468, 87259), (639, 63908), (852, 47931), (923, 44244), (1229, 33228), (1278, 31954), (1846, 22122), (2458, 16614), (2556, 15977), (2769, 14748), (3687, 11076), (3692, 11061), (4916, 8307), (5538, 7374)]