327520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 816480

約数和(自身を除く): 488960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 89, 92, 115, 160, 178, 184, 230, 356, 368, 445, 460, 712, 736, 890, 920, 1424, 1780, 1840, 2047, 2848, 3560, 3680, 4094, 7120, 8188, 10235, 14240, 16376, 20470, 32752, 40940, 65504, 81880, 163760, 327520]

約数ペア:

[(1, 327520), (2, 163760), (4, 81880), (5, 65504), (8, 40940), (10, 32752), (16, 20470), (20, 16376), (23, 14240), (32, 10235), (40, 8188), (46, 7120), (80, 4094), (89, 3680), (92, 3560), (115, 2848), (160, 2047), (178, 1840), (184, 1780), (230, 1424), (356, 920), (368, 890), (445, 736), (460, 712)]