29391560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1086

約数の個数: 64

約数和(自身を含む): 73293120

約数和(自身を除く): 43901560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 997, 1340, 1474, 1994, 2680, 2948, 3685, 3988, 4985, 5896, 7370, 7976, 9970, 10967, 14740, 19940, 21934, 29480, 39880, 43868, 54835, 66799, 87736, 109670, 133598, 219340, 267196, 333995, 438680, 534392, 667990, 734789, 1335980, 1469578, 2671960, 2939156, 3673945, 5878312, 7347890, 14695780, 29391560]

約数ペア:

[(1, 29391560), (2, 14695780), (4, 7347890), (5, 5878312), (8, 3673945), (10, 2939156), (11, 2671960), (20, 1469578), (22, 1335980), (40, 734789), (44, 667990), (55, 534392), (67, 438680), (88, 333995), (110, 267196), (134, 219340), (220, 133598), (268, 109670), (335, 87736), (440, 66799), (536, 54835), (670, 43868), (737, 39880), (997, 29480), (1340, 21934), (1474, 19940), (1994, 14740), (2680, 10967), (2948, 9970), (3685, 7976), (3988, 7370), (4985, 5896)]