28088970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10289}}^1$

素因数の和:10319

約数の個数: 64

約数和(自身を含む): 82978560

約数和(自身を除く): 54889590

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10289, 20578, 30867, 51445, 61734, 72023, 102890, 133757, 144046, 154335, 216069, 267514, 308670, 360115, 401271, 432138, 668785, 720230, 802542, 936299, 1080345, 1337570, 1872598, 2006355, 2160690, 2808897, 4012710, 4681495, 5617794, 9362990, 14044485, 28088970]

約数ペア:

[(1, 28088970), (2, 14044485), (3, 9362990), (5, 5617794), (6, 4681495), (7, 4012710), (10, 2808897), (13, 2160690), (14, 2006355), (15, 1872598), (21, 1337570), (26, 1080345), (30, 936299), (35, 802542), (39, 720230), (42, 668785), (65, 432138), (70, 401271), (78, 360115), (91, 308670), (105, 267514), (130, 216069), (182, 154335), (195, 144046), (210, 133757), (273, 102890), (390, 72023), (455, 61734), (546, 51445), (910, 30867), (1365, 20578), (2730, 10289)]