541199320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1828

約数の個数: 64

約数和(自身を含む): 1247464800

約数和(自身を除く): 706265480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 137, 244, 274, 305, 488, 548, 610, 685, 1096, 1220, 1370, 1619, 2440, 2740, 3238, 5480, 6476, 8095, 8357, 12952, 16190, 16714, 32380, 33428, 41785, 64760, 66856, 83570, 98759, 167140, 197518, 221803, 334280, 395036, 443606, 493795, 790072, 887212, 987590, 1109015, 1774424, 1975180, 2218030, 3950360, 4436060, 8872120, 13529983, 27059966, 54119932, 67649915, 108239864, 135299830, 270599660, 541199320]

約数ペア:

[(1, 541199320), (2, 270599660), (4, 135299830), (5, 108239864), (8, 67649915), (10, 54119932), (20, 27059966), (40, 13529983), (61, 8872120), (122, 4436060), (137, 3950360), (244, 2218030), (274, 1975180), (305, 1774424), (488, 1109015), (548, 987590), (610, 887212), (685, 790072), (1096, 493795), (1220, 443606), (1370, 395036), (1619, 334280), (2440, 221803), (2740, 197518), (3238, 167140), (5480, 98759), (6476, 83570), (8095, 66856), (8357, 64760), (12952, 41785), (16190, 33428), (16714, 32380)]