8173880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 21621600

約数和(自身を除く): 13447720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1429, 1430, 2858, 2860, 5716, 5720, 7145, 11432, 14290, 15719, 18577, 28580, 31438, 37154, 57160, 62876, 74308, 78595, 92885, 125752, 148616, 157190, 185770, 204347, 314380, 371540, 408694, 628760, 743080, 817388, 1021735, 1634776, 2043470, 4086940, 8173880]

約数ペア:

[(1, 8173880), (2, 4086940), (4, 2043470), (5, 1634776), (8, 1021735), (10, 817388), (11, 743080), (13, 628760), (20, 408694), (22, 371540), (26, 314380), (40, 204347), (44, 185770), (52, 157190), (55, 148616), (65, 125752), (88, 92885), (104, 78595), (110, 74308), (130, 62876), (143, 57160), (220, 37154), (260, 31438), (286, 28580), (440, 18577), (520, 15719), (572, 14290), (715, 11432), (1144, 7145), (1429, 5720), (1430, 5716), (2858, 2860)]