40020992

素因数分解:

$2^{10}\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:78

約数の個数: 132

約数和(自身を含む): 98010360

約数和(自身を除く): 57989368

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 64, 68, 76, 88, 121, 128, 136, 152, 176, 187, 209, 242, 256, 272, 304, 323, 352, 374, 418, 484, 512, 544, 608, 646, 704, 748, 836, 968, 1024, 1088, 1216, 1292, 1408, 1496, 1672, 1936, 2057, 2176, 2299, 2432, 2584, 2816, 2992, 3344, 3553, 3872, 4114, 4352, 4598, 4864, 5168, 5632, 5984, 6688, 7106, 7744, 8228, 8704, 9196, 9728, 10336, 11264, 11968, 13376, 14212, 15488, 16456, 17408, 18392, 19456, 20672, 23936, 26752, 28424, 30976, 32912, 36784, 39083, 41344, 47872, 53504, 56848, 61952, 65824, 73568, 78166, 82688, 95744, 107008, 113696, 123904, 131648, 147136, 156332, 165376, 191488, 214016, 227392, 263296, 294272, 312664, 330752, 454784, 526592, 588544, 625328, 909568, 1053184, 1177088, 1250656, 1819136, 2106368, 2354176, 2501312, 3638272, 5002624, 10005248, 20010496, 40020992]

約数ペア:

[(1, 40020992), (2, 20010496), (4, 10005248), (8, 5002624), (11, 3638272), (16, 2501312), (17, 2354176), (19, 2106368), (22, 1819136), (32, 1250656), (34, 1177088), (38, 1053184), (44, 909568), (64, 625328), (68, 588544), (76, 526592), (88, 454784), (121, 330752), (128, 312664), (136, 294272), (152, 263296), (176, 227392), (187, 214016), (209, 191488), (242, 165376), (256, 156332), (272, 147136), (304, 131648), (323, 123904), (352, 113696), (374, 107008), (418, 95744), (484, 82688), (512, 78166), (544, 73568), (608, 65824), (646, 61952), (704, 56848), (748, 53504), (836, 47872), (968, 41344), (1024, 39083), (1088, 36784), (1216, 32912), (1292, 30976), (1408, 28424), (1496, 26752), (1672, 23936), (1936, 20672), (2057, 19456), (2176, 18392), (2299, 17408), (2432, 16456), (2584, 15488), (2816, 14212), (2992, 13376), (3344, 11968), (3553, 11264), (3872, 10336), (4114, 9728), (4352, 9196), (4598, 8704), (4864, 8228), (5168, 7744), (5632, 7106), (5984, 6688)]