28436043680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{204517}}^1$

素因数の和:204622

約数の個数: 96

約数和(自身を含む): 74215491840

約数和(自身を除く): 45779448160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 79, 80, 88, 110, 158, 160, 176, 220, 316, 352, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 1760, 2528, 3160, 3476, 4345, 6320, 6952, 8690, 12640, 13904, 17380, 27808, 34760, 69520, 139040, 204517, 409034, 818068, 1022585, 1636136, 2045170, 2249687, 3272272, 4090340, 4499374, 6544544, 8180680, 8998748, 11248435, 16156843, 16361360, 17997496, 22496870, 32313686, 32722720, 35994992, 44993740, 64627372, 71989984, 80784215, 89987480, 129254744, 161568430, 177725273, 179974960, 258509488, 323136860, 355450546, 359949920, 517018976, 646273720, 710901092, 888626365, 1292547440, 1421802184, 1777252730, 2585094880, 2843604368, 3554505460, 5687208736, 7109010920, 14218021840, 28436043680]

約数ペア:

[(1, 28436043680), (2, 14218021840), (4, 7109010920), (5, 5687208736), (8, 3554505460), (10, 2843604368), (11, 2585094880), (16, 1777252730), (20, 1421802184), (22, 1292547440), (32, 888626365), (40, 710901092), (44, 646273720), (55, 517018976), (79, 359949920), (80, 355450546), (88, 323136860), (110, 258509488), (158, 179974960), (160, 177725273), (176, 161568430), (220, 129254744), (316, 89987480), (352, 80784215), (395, 71989984), (440, 64627372), (632, 44993740), (790, 35994992), (869, 32722720), (880, 32313686), (1264, 22496870), (1580, 17997496), (1738, 16361360), (1760, 16156843), (2528, 11248435), (3160, 8998748), (3476, 8180680), (4345, 6544544), (6320, 4499374), (6952, 4090340), (8690, 3272272), (12640, 2249687), (13904, 2045170), (17380, 1636136), (27808, 1022585), (34760, 818068), (69520, 409034), (139040, 204517)]