2041020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 7076160

約数和(自身を除く): 5035140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 29, 30, 34, 36, 45, 46, 51, 58, 60, 68, 69, 85, 87, 90, 92, 102, 115, 116, 138, 145, 153, 170, 174, 180, 204, 207, 230, 255, 261, 276, 290, 306, 340, 345, 348, 391, 414, 435, 460, 493, 510, 522, 580, 612, 667, 690, 765, 782, 828, 870, 986, 1020, 1035, 1044, 1173, 1305, 1334, 1380, 1479, 1530, 1564, 1740, 1955, 1972, 2001, 2070, 2346, 2465, 2610, 2668, 2958, 3060, 3335, 3519, 3910, 4002, 4140, 4437, 4692, 4930, 5220, 5865, 5916, 6003, 6670, 7038, 7395, 7820, 8004, 8874, 9860, 10005, 11339, 11730, 12006, 13340, 14076, 14790, 17595, 17748, 20010, 22185, 22678, 23460, 24012, 29580, 30015, 34017, 35190, 40020, 44370, 45356, 56695, 60030, 68034, 70380, 88740, 102051, 113390, 120060, 136068, 170085, 204102, 226780, 340170, 408204, 510255, 680340, 1020510, 2041020]

約数ペア:

[(1, 2041020), (2, 1020510), (3, 680340), (4, 510255), (5, 408204), (6, 340170), (9, 226780), (10, 204102), (12, 170085), (15, 136068), (17, 120060), (18, 113390), (20, 102051), (23, 88740), (29, 70380), (30, 68034), (34, 60030), (36, 56695), (45, 45356), (46, 44370), (51, 40020), (58, 35190), (60, 34017), (68, 30015), (69, 29580), (85, 24012), (87, 23460), (90, 22678), (92, 22185), (102, 20010), (115, 17748), (116, 17595), (138, 14790), (145, 14076), (153, 13340), (170, 12006), (174, 11730), (180, 11339), (204, 10005), (207, 9860), (230, 8874), (255, 8004), (261, 7820), (276, 7395), (290, 7038), (306, 6670), (340, 6003), (345, 5916), (348, 5865), (391, 5220), (414, 4930), (435, 4692), (460, 4437), (493, 4140), (510, 4002), (522, 3910), (580, 3519), (612, 3335), (667, 3060), (690, 2958), (765, 2668), (782, 2610), (828, 2465), (870, 2346), (986, 2070), (1020, 2001), (1035, 1972), (1044, 1955), (1173, 1740), (1305, 1564), (1334, 1530), (1380, 1479)]