28705504

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1583

約数の個数: 48

約数和(自身を含む): 61447680

約数和(自身を除く): 32742176

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1523, 2356, 3046, 4712, 6092, 9424, 12184, 18848, 24368, 28937, 47213, 48736, 57874, 94426, 115748, 188852, 231496, 377704, 462992, 755408, 897047, 925984, 1510816, 1794094, 3588188, 7176376, 14352752, 28705504]

約数ペア:

[(1, 28705504), (2, 14352752), (4, 7176376), (8, 3588188), (16, 1794094), (19, 1510816), (31, 925984), (32, 897047), (38, 755408), (62, 462992), (76, 377704), (124, 231496), (152, 188852), (248, 115748), (304, 94426), (496, 57874), (589, 48736), (608, 47213), (992, 28937), (1178, 24368), (1523, 18848), (2356, 12184), (3046, 9424), (4712, 6092)]