16665220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5827}}^1$

素因数の和:5860

約数の個数: 48

約数和(自身を含む): 41122368

約数和(自身を除く): 24457148

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5827, 11654, 23308, 29135, 58270, 64097, 75751, 116540, 128194, 151502, 256388, 303004, 320485, 378755, 640970, 757510, 833261, 1281940, 1515020, 1666522, 3333044, 4166305, 8332610, 16665220]

約数ペア:

[(1, 16665220), (2, 8332610), (4, 4166305), (5, 3333044), (10, 1666522), (11, 1515020), (13, 1281940), (20, 833261), (22, 757510), (26, 640970), (44, 378755), (52, 320485), (55, 303004), (65, 256388), (110, 151502), (130, 128194), (143, 116540), (220, 75751), (260, 64097), (286, 58270), (572, 29135), (715, 23308), (1430, 11654), (2860, 5827)]