29071120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27953}}^1$

素因数の和:27979

約数の個数: 40

約数和(自身を含む): 72792216

約数和(自身を除く): 43721096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 27953, 55906, 111812, 139765, 223624, 279530, 363389, 447248, 559060, 726778, 1118120, 1453556, 1816945, 2236240, 2907112, 3633890, 5814224, 7267780, 14535560, 29071120]

約数ペア:

[(1, 29071120), (2, 14535560), (4, 7267780), (5, 5814224), (8, 3633890), (10, 2907112), (13, 2236240), (16, 1816945), (20, 1453556), (26, 1118120), (40, 726778), (52, 559060), (65, 447248), (80, 363389), (104, 279530), (130, 223624), (208, 139765), (260, 111812), (520, 55906), (1040, 27953)]