56433040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 139633920

約数和(自身を除く): 83200880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 137, 152, 190, 271, 274, 304, 380, 542, 548, 685, 760, 1084, 1096, 1355, 1370, 1520, 2168, 2192, 2603, 2710, 2740, 4336, 5149, 5206, 5420, 5480, 10298, 10412, 10840, 10960, 13015, 20596, 20824, 21680, 25745, 26030, 37127, 41192, 41648, 51490, 52060, 74254, 82384, 102980, 104120, 148508, 185635, 205960, 208240, 297016, 371270, 411920, 594032, 705413, 742540, 1410826, 1485080, 2821652, 2970160, 3527065, 5643304, 7054130, 11286608, 14108260, 28216520, 56433040]

約数ペア:

[(1, 56433040), (2, 28216520), (4, 14108260), (5, 11286608), (8, 7054130), (10, 5643304), (16, 3527065), (19, 2970160), (20, 2821652), (38, 1485080), (40, 1410826), (76, 742540), (80, 705413), (95, 594032), (137, 411920), (152, 371270), (190, 297016), (271, 208240), (274, 205960), (304, 185635), (380, 148508), (542, 104120), (548, 102980), (685, 82384), (760, 74254), (1084, 52060), (1096, 51490), (1355, 41648), (1370, 41192), (1520, 37127), (2168, 26030), (2192, 25745), (2603, 21680), (2710, 20824), (2740, 20596), (4336, 13015), (5149, 10960), (5206, 10840), (5420, 10412), (5480, 10298)]