19420320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40459}}^1$

素因数の和:40477

約数の個数: 48

約数和(自身を含む): 61175520

約数和(自身を除く): 41755200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40459, 80918, 121377, 161836, 202295, 242754, 323672, 404590, 485508, 606885, 647344, 809180, 971016, 1213770, 1294688, 1618360, 1942032, 2427540, 3236720, 3884064, 4855080, 6473440, 9710160, 19420320]

約数ペア:

[(1, 19420320), (2, 9710160), (3, 6473440), (4, 4855080), (5, 3884064), (6, 3236720), (8, 2427540), (10, 1942032), (12, 1618360), (15, 1294688), (16, 1213770), (20, 971016), (24, 809180), (30, 647344), (32, 606885), (40, 485508), (48, 404590), (60, 323672), (80, 242754), (96, 202295), (120, 161836), (160, 121377), (240, 80918), (480, 40459)]