8620040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 23126040

約数和(自身を除く): 14506000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 137, 143, 220, 242, 260, 274, 286, 440, 484, 520, 548, 572, 605, 685, 715, 968, 1096, 1144, 1210, 1370, 1430, 1507, 1573, 1781, 2420, 2740, 2860, 3014, 3146, 3562, 4840, 5480, 5720, 6028, 6292, 7124, 7535, 7865, 8905, 12056, 12584, 14248, 15070, 15730, 16577, 17810, 19591, 30140, 31460, 33154, 35620, 39182, 60280, 62920, 66308, 71240, 78364, 82885, 97955, 132616, 156728, 165770, 195910, 215501, 331540, 391820, 431002, 663080, 783640, 862004, 1077505, 1724008, 2155010, 4310020, 8620040]

約数ペア:

[(1, 8620040), (2, 4310020), (4, 2155010), (5, 1724008), (8, 1077505), (10, 862004), (11, 783640), (13, 663080), (20, 431002), (22, 391820), (26, 331540), (40, 215501), (44, 195910), (52, 165770), (55, 156728), (65, 132616), (88, 97955), (104, 82885), (110, 78364), (121, 71240), (130, 66308), (137, 62920), (143, 60280), (220, 39182), (242, 35620), (260, 33154), (274, 31460), (286, 30140), (440, 19591), (484, 17810), (520, 16577), (548, 15730), (572, 15070), (605, 14248), (685, 12584), (715, 12056), (968, 8905), (1096, 7865), (1144, 7535), (1210, 7124), (1370, 6292), (1430, 6028), (1507, 5720), (1573, 5480), (1781, 4840), (2420, 3562), (2740, 3146), (2860, 3014)]