19731240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2423

約数の個数: 96

約数和(自身を含む): 66942720

約数和(自身を除く): 47211480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2383, 2760, 4140, 4766, 7149, 8280, 9532, 11915, 14298, 19064, 21447, 23830, 28596, 35745, 42894, 47660, 54809, 57192, 71490, 85788, 95320, 107235, 109618, 142980, 164427, 171576, 214470, 219236, 274045, 285960, 328854, 428940, 438472, 493281, 548090, 657708, 822135, 857880, 986562, 1096180, 1315416, 1644270, 1973124, 2192360, 2466405, 3288540, 3946248, 4932810, 6577080, 9865620, 19731240]

約数ペア:

[(1, 19731240), (2, 9865620), (3, 6577080), (4, 4932810), (5, 3946248), (6, 3288540), (8, 2466405), (9, 2192360), (10, 1973124), (12, 1644270), (15, 1315416), (18, 1096180), (20, 986562), (23, 857880), (24, 822135), (30, 657708), (36, 548090), (40, 493281), (45, 438472), (46, 428940), (60, 328854), (69, 285960), (72, 274045), (90, 219236), (92, 214470), (115, 171576), (120, 164427), (138, 142980), (180, 109618), (184, 107235), (207, 95320), (230, 85788), (276, 71490), (345, 57192), (360, 54809), (414, 47660), (460, 42894), (552, 35745), (690, 28596), (828, 23830), (920, 21447), (1035, 19064), (1380, 14298), (1656, 11915), (2070, 9532), (2383, 8280), (2760, 7149), (4140, 4766)]