20487813360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1742161}}^1$

素因数の和:1742191

約数の個数: 120

約数和(自身を含む): 73881606096

約数和(自身を除く): 53393792736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 1742161, 3484322, 5226483, 6968644, 8710805, 10452966, 12195127, 13937288, 17421610, 20905932, 24390254, 26132415, 27874576, 34843220, 36585381, 41811864, 48780508, 52264830, 60975635, 69686440, 73170762, 83623728, 85365889, 97561016, 104529660, 121951270, 139372880, 146341524, 170731778, 182926905, 195122032, 209059320, 243902540, 256097667, 292683048, 341463556, 365853810, 418118640, 426829445, 487805080, 512195334, 585366096, 682927112, 731707620, 853658890, 975610160, 1024390668, 1280488335, 1365854224, 1463415240, 1707317780, 2048781336, 2560976670, 2926830480, 3414635560, 4097562672, 5121953340, 6829271120, 10243906680, 20487813360]

約数ペア:

[(1, 20487813360), (2, 10243906680), (3, 6829271120), (4, 5121953340), (5, 4097562672), (6, 3414635560), (7, 2926830480), (8, 2560976670), (10, 2048781336), (12, 1707317780), (14, 1463415240), (15, 1365854224), (16, 1280488335), (20, 1024390668), (21, 975610160), (24, 853658890), (28, 731707620), (30, 682927112), (35, 585366096), (40, 512195334), (42, 487805080), (48, 426829445), (49, 418118640), (56, 365853810), (60, 341463556), (70, 292683048), (80, 256097667), (84, 243902540), (98, 209059320), (105, 195122032), (112, 182926905), (120, 170731778), (140, 146341524), (147, 139372880), (168, 121951270), (196, 104529660), (210, 97561016), (240, 85365889), (245, 83623728), (280, 73170762), (294, 69686440), (336, 60975635), (392, 52264830), (420, 48780508), (490, 41811864), (560, 36585381), (588, 34843220), (735, 27874576), (784, 26132415), (840, 24390254), (980, 20905932), (1176, 17421610), (1470, 13937288), (1680, 12195127), (1960, 10452966), (2352, 8710805), (2940, 6968644), (3920, 5226483), (5880, 3484322), (11760, 1742161)]