17620349840

素因数分解:

$2^4\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{137573}}^1$

素因数の和:139187

約数の個数: 40

約数和(自身を含む): 40993199928

約数和(自身を除く): 23372850088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1601, 3202, 6404, 8005, 12808, 16010, 25616, 32020, 64040, 128080, 137573, 275146, 550292, 687865, 1100584, 1375730, 2201168, 2751460, 5502920, 11005840, 220254373, 440508746, 881017492, 1101271865, 1762034984, 2202543730, 3524069968, 4405087460, 8810174920, 17620349840]

約数ペア:

[(1, 17620349840), (2, 8810174920), (4, 4405087460), (5, 3524069968), (8, 2202543730), (10, 1762034984), (16, 1101271865), (20, 881017492), (40, 440508746), (80, 220254373), (1601, 11005840), (3202, 5502920), (6404, 2751460), (8005, 2201168), (12808, 1375730), (16010, 1100584), (25616, 687865), (32020, 550292), (64040, 275146), (128080, 137573)]