4139840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:795

約数の個数: 56

約数和(自身を含む): 10451592

約数和(自身を除く): 6311752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 761, 1088, 1360, 1522, 2720, 3044, 3805, 5440, 6088, 7610, 12176, 12937, 15220, 24352, 25874, 30440, 48704, 51748, 60880, 64685, 103496, 121760, 129370, 206992, 243520, 258740, 413984, 517480, 827968, 1034960, 2069920, 4139840]

約数ペア:

[(1, 4139840), (2, 2069920), (4, 1034960), (5, 827968), (8, 517480), (10, 413984), (16, 258740), (17, 243520), (20, 206992), (32, 129370), (34, 121760), (40, 103496), (64, 64685), (68, 60880), (80, 51748), (85, 48704), (136, 30440), (160, 25874), (170, 24352), (272, 15220), (320, 12937), (340, 12176), (544, 7610), (680, 6088), (761, 5440), (1088, 3805), (1360, 3044), (1522, 2720)]