40298440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11071}}^1$

素因数の和:11102

約数の個数: 64

約数和(自身を含む): 111605760

約数和(自身を除く): 71307320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11071, 22142, 44284, 55355, 77497, 88568, 110710, 143923, 154994, 221420, 287846, 309988, 387485, 442840, 575692, 619976, 719615, 774970, 1007461, 1151384, 1439230, 1549940, 2014922, 2878460, 3099880, 4029844, 5037305, 5756920, 8059688, 10074610, 20149220, 40298440]

約数ペア:

[(1, 40298440), (2, 20149220), (4, 10074610), (5, 8059688), (7, 5756920), (8, 5037305), (10, 4029844), (13, 3099880), (14, 2878460), (20, 2014922), (26, 1549940), (28, 1439230), (35, 1151384), (40, 1007461), (52, 774970), (56, 719615), (65, 619976), (70, 575692), (91, 442840), (104, 387485), (130, 309988), (140, 287846), (182, 221420), (260, 154994), (280, 143923), (364, 110710), (455, 88568), (520, 77497), (728, 55355), (910, 44284), (1820, 22142), (3640, 11071)]