20184319520

素因数分解:

$2^5\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{89533}}^1$

素因数の和:90957

約数の個数: 48

約数和(自身を含む): 47719831320

約数和(自身を除く): 27535511800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1409, 2818, 5636, 7045, 11272, 14090, 22544, 28180, 45088, 56360, 89533, 112720, 179066, 225440, 358132, 447665, 716264, 895330, 1432528, 1790660, 2865056, 3581320, 7162640, 14325280, 126151997, 252303994, 504607988, 630759985, 1009215976, 1261519970, 2018431952, 2523039940, 4036863904, 5046079880, 10092159760, 20184319520]

約数ペア:

[(1, 20184319520), (2, 10092159760), (4, 5046079880), (5, 4036863904), (8, 2523039940), (10, 2018431952), (16, 1261519970), (20, 1009215976), (32, 630759985), (40, 504607988), (80, 252303994), (160, 126151997), (1409, 14325280), (2818, 7162640), (5636, 3581320), (7045, 2865056), (11272, 1790660), (14090, 1432528), (22544, 895330), (28180, 716264), (45088, 447665), (56360, 358132), (89533, 225440), (112720, 179066)]