18870435720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1807513}}^1$

素因数の和:1807559

約数の個数: 96

約数和(自身を含む): 63443741400

約数和(自身を除く): 44573305680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 10440, 1807513, 3615026, 5422539, 7230052, 9037565, 10845078, 14460104, 16267617, 18075130, 21690156, 27112695, 32535234, 36150260, 43380312, 52417877, 54225390, 65070468, 72300520, 81338085, 104835754, 108450780, 130140936, 157253631, 162676170, 209671508, 216901560, 262089385, 314507262, 325352340, 419343016, 471760893, 524178770, 629014524, 650704680, 786268155, 943521786, 1048357540, 1258029048, 1572536310, 1887043572, 2096715080, 2358804465, 3145072620, 3774087144, 4717608930, 6290145240, 9435217860, 18870435720]

約数ペア:

[(1, 18870435720), (2, 9435217860), (3, 6290145240), (4, 4717608930), (5, 3774087144), (6, 3145072620), (8, 2358804465), (9, 2096715080), (10, 1887043572), (12, 1572536310), (15, 1258029048), (18, 1048357540), (20, 943521786), (24, 786268155), (29, 650704680), (30, 629014524), (36, 524178770), (40, 471760893), (45, 419343016), (58, 325352340), (60, 314507262), (72, 262089385), (87, 216901560), (90, 209671508), (116, 162676170), (120, 157253631), (145, 130140936), (174, 108450780), (180, 104835754), (232, 81338085), (261, 72300520), (290, 65070468), (348, 54225390), (360, 52417877), (435, 43380312), (522, 36150260), (580, 32535234), (696, 27112695), (870, 21690156), (1044, 18075130), (1160, 16267617), (1305, 14460104), (1740, 10845078), (2088, 9037565), (2610, 7230052), (3480, 5422539), (5220, 3615026), (10440, 1807513)]