1878194360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{28789}}^1$

素因数の和:29040

約数の個数: 64

約数和(自身を含む): 4850539200

約数和(自身を除く): 2972344840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 233, 280, 466, 932, 1165, 1631, 1864, 2330, 3262, 4660, 6524, 8155, 9320, 13048, 16310, 28789, 32620, 57578, 65240, 115156, 143945, 201523, 230312, 287890, 403046, 575780, 806092, 1007615, 1151560, 1612184, 2015230, 4030460, 6707837, 8060920, 13415674, 26831348, 33539185, 46954859, 53662696, 67078370, 93909718, 134156740, 187819436, 234774295, 268313480, 375638872, 469548590, 939097180, 1878194360]

約数ペア:

[(1, 1878194360), (2, 939097180), (4, 469548590), (5, 375638872), (7, 268313480), (8, 234774295), (10, 187819436), (14, 134156740), (20, 93909718), (28, 67078370), (35, 53662696), (40, 46954859), (56, 33539185), (70, 26831348), (140, 13415674), (233, 8060920), (280, 6707837), (466, 4030460), (932, 2015230), (1165, 1612184), (1631, 1151560), (1864, 1007615), (2330, 806092), (3262, 575780), (4660, 403046), (6524, 287890), (8155, 230312), (9320, 201523), (13048, 143945), (16310, 115156), (28789, 65240), (32620, 57578)]