388879040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{110477}}^1$

素因数の和:110505

約数の個数: 56

約数和(自身を含む): 1010210832

約数和(自身を除く): 621331792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 110477, 220954, 441908, 552385, 883816, 1104770, 1215247, 1767632, 2209540, 2430494, 3535264, 4419080, 4860988, 6076235, 7070528, 8838160, 9721976, 12152470, 17676320, 19443952, 24304940, 35352640, 38887904, 48609880, 77775808, 97219760, 194439520, 388879040]

約数ペア:

[(1, 388879040), (2, 194439520), (4, 97219760), (5, 77775808), (8, 48609880), (10, 38887904), (11, 35352640), (16, 24304940), (20, 19443952), (22, 17676320), (32, 12152470), (40, 9721976), (44, 8838160), (55, 7070528), (64, 6076235), (80, 4860988), (88, 4419080), (110, 3535264), (160, 2430494), (176, 2209540), (220, 1767632), (320, 1215247), (352, 1104770), (440, 883816), (704, 552385), (880, 441908), (1760, 220954), (3520, 110477)]