228078440

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{4007}}^1$

素因数の和:5441

約数の個数: 32

約数和(自身を含む): 513665280

約数和(自身を除く): 285586840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 2846, 4007, 5692, 7115, 8014, 11384, 14230, 16028, 20035, 28460, 32056, 40070, 56920, 80140, 160280, 5701961, 11403922, 22807844, 28509805, 45615688, 57019610, 114039220, 228078440]

約数ペア:

[(1, 228078440), (2, 114039220), (4, 57019610), (5, 45615688), (8, 28509805), (10, 22807844), (20, 11403922), (40, 5701961), (1423, 160280), (2846, 80140), (4007, 56920), (5692, 40070), (7115, 32056), (8014, 28460), (11384, 20035), (14230, 16028)]