40904128

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 85587840

約数和(自身を除く): 44683712

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 212, 248, 389, 424, 496, 778, 848, 992, 1556, 1643, 1696, 1984, 3112, 3286, 3392, 6224, 6572, 12059, 12448, 13144, 20617, 24118, 24896, 26288, 41234, 48236, 52576, 82468, 96472, 105152, 164936, 192944, 329872, 385888, 639127, 659744, 771776, 1278254, 1319488, 2556508, 5113016, 10226032, 20452064, 40904128]

約数ペア:

[(1, 40904128), (2, 20452064), (4, 10226032), (8, 5113016), (16, 2556508), (31, 1319488), (32, 1278254), (53, 771776), (62, 659744), (64, 639127), (106, 385888), (124, 329872), (212, 192944), (248, 164936), (389, 105152), (424, 96472), (496, 82468), (778, 52576), (848, 48236), (992, 41234), (1556, 26288), (1643, 24896), (1696, 24118), (1984, 20617), (3112, 13144), (3286, 12448), (3392, 12059), (6224, 6572)]