228937880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{93827}}^1$

素因数の和:93899

約数の個数: 32

約数和(自身を含む): 523560240

約数和(自身を除く): 294622360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 93827, 187654, 375308, 469135, 750616, 938270, 1876540, 3753080, 5723447, 11446894, 22893788, 28617235, 45787576, 57234470, 114468940, 228937880]

約数ペア:

[(1, 228937880), (2, 114468940), (4, 57234470), (5, 45787576), (8, 28617235), (10, 22893788), (20, 11446894), (40, 5723447), (61, 3753080), (122, 1876540), (244, 938270), (305, 750616), (488, 469135), (610, 375308), (1220, 187654), (2440, 93827)]