29309540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 66843840

約数和(自身を除く): 37534300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 811, 1390, 1622, 1807, 2780, 3244, 3614, 4055, 7228, 8110, 9035, 10543, 16220, 18070, 21086, 36140, 42172, 52715, 105430, 112729, 210860, 225458, 450916, 563645, 1127290, 1465477, 2254580, 2930954, 5861908, 7327385, 14654770, 29309540]

約数ペア:

[(1, 29309540), (2, 14654770), (4, 7327385), (5, 5861908), (10, 2930954), (13, 2254580), (20, 1465477), (26, 1127290), (52, 563645), (65, 450916), (130, 225458), (139, 210860), (260, 112729), (278, 105430), (556, 52715), (695, 42172), (811, 36140), (1390, 21086), (1622, 18070), (1807, 16220), (2780, 10543), (3244, 9035), (3614, 8110), (4055, 7228)]