20835972240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{45959}}^1$

素因数の和:47864

約数の個数: 80

約数和(自身を含む): 64627113600

約数和(自身を除く): 43791141360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1889, 3778, 5667, 7556, 9445, 11334, 15112, 18890, 22668, 28335, 30224, 37780, 45336, 45959, 56670, 75560, 90672, 91918, 113340, 137877, 151120, 183836, 226680, 229795, 275754, 367672, 453360, 459590, 551508, 689385, 735344, 919180, 1103016, 1378770, 1838360, 2206032, 2757540, 3676720, 5515080, 11030160, 86816551, 173633102, 260449653, 347266204, 434082755, 520899306, 694532408, 868165510, 1041798612, 1302248265, 1389064816, 1736331020, 2083597224, 2604496530, 3472662040, 4167194448, 5208993060, 6945324080, 10417986120, 20835972240]

約数ペア:

[(1, 20835972240), (2, 10417986120), (3, 6945324080), (4, 5208993060), (5, 4167194448), (6, 3472662040), (8, 2604496530), (10, 2083597224), (12, 1736331020), (15, 1389064816), (16, 1302248265), (20, 1041798612), (24, 868165510), (30, 694532408), (40, 520899306), (48, 434082755), (60, 347266204), (80, 260449653), (120, 173633102), (240, 86816551), (1889, 11030160), (3778, 5515080), (5667, 3676720), (7556, 2757540), (9445, 2206032), (11334, 1838360), (15112, 1378770), (18890, 1103016), (22668, 919180), (28335, 735344), (30224, 689385), (37780, 551508), (45336, 459590), (45959, 453360), (56670, 367672), (75560, 275754), (90672, 229795), (91918, 226680), (113340, 183836), (137877, 151120)]