20091864120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{36343}}^1$

素因数の和:36645

約数の個数: 128

約数和(自身を含む): 64058480640

約数和(自身を除く): 43966616520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 271, 340, 408, 510, 542, 680, 813, 1020, 1084, 1355, 1626, 2040, 2168, 2710, 3252, 4065, 4607, 5420, 6504, 8130, 9214, 10840, 13821, 16260, 18428, 23035, 27642, 32520, 36343, 36856, 46070, 55284, 69105, 72686, 92140, 109029, 110568, 138210, 145372, 181715, 184280, 218058, 276420, 290744, 363430, 436116, 545145, 552840, 617831, 726860, 872232, 1090290, 1235662, 1453720, 1853493, 2180580, 2471324, 3089155, 3706986, 4361160, 4942648, 6178310, 7413972, 9267465, 9848953, 12356620, 14827944, 18534930, 19697906, 24713240, 29546859, 37069860, 39395812, 49244765, 59093718, 74139720, 78791624, 98489530, 118187436, 147734295, 167432201, 196979060, 236374872, 295468590, 334864402, 393958120, 502296603, 590937180, 669728804, 837161005, 1004593206, 1181874360, 1339457608, 1674322010, 2009186412, 2511483015, 3348644020, 4018372824, 5022966030, 6697288040, 10045932060, 20091864120]

約数ペア:

[(1, 20091864120), (2, 10045932060), (3, 6697288040), (4, 5022966030), (5, 4018372824), (6, 3348644020), (8, 2511483015), (10, 2009186412), (12, 1674322010), (15, 1339457608), (17, 1181874360), (20, 1004593206), (24, 837161005), (30, 669728804), (34, 590937180), (40, 502296603), (51, 393958120), (60, 334864402), (68, 295468590), (85, 236374872), (102, 196979060), (120, 167432201), (136, 147734295), (170, 118187436), (204, 98489530), (255, 78791624), (271, 74139720), (340, 59093718), (408, 49244765), (510, 39395812), (542, 37069860), (680, 29546859), (813, 24713240), (1020, 19697906), (1084, 18534930), (1355, 14827944), (1626, 12356620), (2040, 9848953), (2168, 9267465), (2710, 7413972), (3252, 6178310), (4065, 4942648), (4607, 4361160), (5420, 3706986), (6504, 3089155), (8130, 2471324), (9214, 2180580), (10840, 1853493), (13821, 1453720), (16260, 1235662), (18428, 1090290), (23035, 872232), (27642, 726860), (32520, 617831), (36343, 552840), (36856, 545145), (46070, 436116), (55284, 363430), (69105, 290744), (72686, 276420), (92140, 218058), (109029, 184280), (110568, 181715), (138210, 145372)]