20175950060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1\times {\mathrm{4447}}^1$

素因数の和:5895

約数の個数: 96

約数和(自身を含む): 50574827520

約数和(自身を除く): 30398877460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1409, 1610, 2818, 3220, 4447, 5636, 7045, 8894, 9863, 14090, 17788, 19726, 22235, 28180, 31129, 32407, 39452, 44470, 49315, 62258, 64814, 88940, 98630, 102281, 124516, 129628, 155645, 162035, 197260, 204562, 226849, 311290, 324070, 409124, 453698, 511405, 622580, 648140, 715967, 907396, 1022810, 1134245, 1431934, 2045620, 2268490, 2863868, 3579835, 4536980, 6265823, 7159670, 12531646, 14319340, 25063292, 31329115, 43860761, 62658230, 87721522, 125316460, 144113929, 175443044, 219303805, 288227858, 438607610, 576455716, 720569645, 877215220, 1008797503, 1441139290, 2017595006, 2882278580, 4035190012, 5043987515, 10087975030, 20175950060]

約数ペア:

[(1, 20175950060), (2, 10087975030), (4, 5043987515), (5, 4035190012), (7, 2882278580), (10, 2017595006), (14, 1441139290), (20, 1008797503), (23, 877215220), (28, 720569645), (35, 576455716), (46, 438607610), (70, 288227858), (92, 219303805), (115, 175443044), (140, 144113929), (161, 125316460), (230, 87721522), (322, 62658230), (460, 43860761), (644, 31329115), (805, 25063292), (1409, 14319340), (1610, 12531646), (2818, 7159670), (3220, 6265823), (4447, 4536980), (5636, 3579835), (7045, 2863868), (8894, 2268490), (9863, 2045620), (14090, 1431934), (17788, 1134245), (19726, 1022810), (22235, 907396), (28180, 715967), (31129, 648140), (32407, 622580), (39452, 511405), (44470, 453698), (49315, 409124), (62258, 324070), (64814, 311290), (88940, 226849), (98630, 204562), (102281, 197260), (124516, 162035), (129628, 155645)]