20115312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 59972352

約数和(自身を除く): 39857040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 131, 168, 262, 336, 393, 457, 524, 786, 914, 917, 1048, 1371, 1572, 1828, 1834, 2096, 2742, 2751, 3144, 3199, 3656, 3668, 5484, 5502, 6288, 6398, 7312, 7336, 9597, 10968, 11004, 12796, 14672, 19194, 21936, 22008, 25592, 38388, 44016, 51184, 59867, 76776, 119734, 153552, 179601, 239468, 359202, 419069, 478936, 718404, 838138, 957872, 1257207, 1436808, 1676276, 2514414, 2873616, 3352552, 5028828, 6705104, 10057656, 20115312]

約数ペア:

[(1, 20115312), (2, 10057656), (3, 6705104), (4, 5028828), (6, 3352552), (7, 2873616), (8, 2514414), (12, 1676276), (14, 1436808), (16, 1257207), (21, 957872), (24, 838138), (28, 718404), (42, 478936), (48, 419069), (56, 359202), (84, 239468), (112, 179601), (131, 153552), (168, 119734), (262, 76776), (336, 59867), (393, 51184), (457, 44016), (524, 38388), (786, 25592), (914, 22008), (917, 21936), (1048, 19194), (1371, 14672), (1572, 12796), (1828, 11004), (1834, 10968), (2096, 9597), (2742, 7336), (2751, 7312), (3144, 6398), (3199, 6288), (3656, 5502), (3668, 5484)]