17870486960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1973}}^1\times {\mathrm{2633}}^1$

素因数の和:4662

約数の個数: 80

約数和(自身を含む): 42552838944

約数和(自身を除く): 24682351984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 1973, 2633, 3440, 3946, 5266, 7892, 9865, 10532, 13165, 15784, 19730, 21064, 26330, 31568, 39460, 42128, 52660, 78920, 84839, 105320, 113219, 157840, 169678, 210640, 226438, 339356, 424195, 452876, 566095, 678712, 848390, 905752, 1132190, 1357424, 1696780, 1811504, 2264380, 3393560, 4528760, 5194909, 6787120, 9057520, 10389818, 20779636, 25974545, 41559272, 51949090, 83118544, 103898180, 207796360, 223381087, 415592720, 446762174, 893524348, 1116905435, 1787048696, 2233810870, 3574097392, 4467621740, 8935243480, 17870486960]

約数ペア:

[(1, 17870486960), (2, 8935243480), (4, 4467621740), (5, 3574097392), (8, 2233810870), (10, 1787048696), (16, 1116905435), (20, 893524348), (40, 446762174), (43, 415592720), (80, 223381087), (86, 207796360), (172, 103898180), (215, 83118544), (344, 51949090), (430, 41559272), (688, 25974545), (860, 20779636), (1720, 10389818), (1973, 9057520), (2633, 6787120), (3440, 5194909), (3946, 4528760), (5266, 3393560), (7892, 2264380), (9865, 1811504), (10532, 1696780), (13165, 1357424), (15784, 1132190), (19730, 905752), (21064, 848390), (26330, 678712), (31568, 566095), (39460, 452876), (42128, 424195), (52660, 339356), (78920, 226438), (84839, 210640), (105320, 169678), (113219, 157840)]