290473472

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{18301}}^1$

素因数の和:18350

約数の個数: 40

約数和(自身を含む): 599134272

約数和(自身を除く): 308660800

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 18301, 36602, 73204, 146408, 292816, 567331, 585632, 1134662, 1171264, 2269324, 2342528, 4538648, 4685056, 9077296, 9370112, 18154592, 36309184, 72618368, 145236736, 290473472]

約数ペア:

[(1, 290473472), (2, 145236736), (4, 72618368), (8, 36309184), (16, 18154592), (31, 9370112), (32, 9077296), (62, 4685056), (64, 4538648), (124, 2342528), (128, 2269324), (248, 1171264), (256, 1134662), (496, 585632), (512, 567331), (992, 292816), (1984, 146408), (3968, 73204), (7936, 36602), (15872, 18301)]