179970440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{346097}}^1$

素因数の和:346121

約数の個数: 32

約数和(自身を含む): 436083480

約数和(自身を除く): 256113040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 346097, 692194, 1384388, 1730485, 2768776, 3460970, 4499261, 6921940, 8998522, 13843880, 17997044, 22496305, 35994088, 44992610, 89985220, 179970440]

約数ペア:

[(1, 179970440), (2, 89985220), (4, 44992610), (5, 35994088), (8, 22496305), (10, 17997044), (13, 13843880), (20, 8998522), (26, 6921940), (40, 4499261), (52, 3460970), (65, 2768776), (104, 1730485), (130, 1384388), (260, 692194), (520, 346097)]