18124480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:318

約数の個数: 112

約数和(自身を含む): 49743360

約数和(自身を除く): 31618880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 271, 304, 320, 352, 380, 418, 440, 542, 608, 704, 760, 836, 880, 1045, 1084, 1216, 1355, 1520, 1672, 1760, 2090, 2168, 2710, 2981, 3040, 3344, 3520, 4180, 4336, 5149, 5420, 5962, 6080, 6688, 8360, 8672, 10298, 10840, 11924, 13376, 14905, 16720, 17344, 20596, 21680, 23848, 25745, 29810, 33440, 41192, 43360, 47696, 51490, 56639, 59620, 66880, 82384, 86720, 95392, 102980, 113278, 119240, 164768, 190784, 205960, 226556, 238480, 283195, 329536, 411920, 453112, 476960, 566390, 823840, 906224, 953920, 1132780, 1647680, 1812448, 2265560, 3624896, 4531120, 9062240, 18124480]

約数ペア:

[(1, 18124480), (2, 9062240), (4, 4531120), (5, 3624896), (8, 2265560), (10, 1812448), (11, 1647680), (16, 1132780), (19, 953920), (20, 906224), (22, 823840), (32, 566390), (38, 476960), (40, 453112), (44, 411920), (55, 329536), (64, 283195), (76, 238480), (80, 226556), (88, 205960), (95, 190784), (110, 164768), (152, 119240), (160, 113278), (176, 102980), (190, 95392), (209, 86720), (220, 82384), (271, 66880), (304, 59620), (320, 56639), (352, 51490), (380, 47696), (418, 43360), (440, 41192), (542, 33440), (608, 29810), (704, 25745), (760, 23848), (836, 21680), (880, 20596), (1045, 17344), (1084, 16720), (1216, 14905), (1355, 13376), (1520, 11924), (1672, 10840), (1760, 10298), (2090, 8672), (2168, 8360), (2710, 6688), (2981, 6080), (3040, 5962), (3344, 5420), (3520, 5149), (4180, 4336)]