1739730640

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{1871}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 4136520960

約数和(自身を除く): 2396790320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 197, 236, 295, 394, 472, 590, 788, 944, 985, 1180, 1576, 1871, 1970, 2360, 3152, 3742, 3940, 4720, 7484, 7880, 9355, 11623, 14968, 15760, 18710, 23246, 29936, 37420, 46492, 58115, 74840, 92984, 110389, 116230, 149680, 185968, 220778, 232460, 368587, 441556, 464920, 551945, 737174, 883112, 929840, 1103890, 1474348, 1766224, 1842935, 2207780, 2948696, 3685870, 4415560, 5897392, 7371740, 8831120, 14743480, 21746633, 29486960, 43493266, 86986532, 108733165, 173973064, 217466330, 347946128, 434932660, 869865320, 1739730640]

約数ペア:

[(1, 1739730640), (2, 869865320), (4, 434932660), (5, 347946128), (8, 217466330), (10, 173973064), (16, 108733165), (20, 86986532), (40, 43493266), (59, 29486960), (80, 21746633), (118, 14743480), (197, 8831120), (236, 7371740), (295, 5897392), (394, 4415560), (472, 3685870), (590, 2948696), (788, 2207780), (944, 1842935), (985, 1766224), (1180, 1474348), (1576, 1103890), (1871, 929840), (1970, 883112), (2360, 737174), (3152, 551945), (3742, 464920), (3940, 441556), (4720, 368587), (7484, 232460), (7880, 220778), (9355, 185968), (11623, 149680), (14968, 116230), (15760, 110389), (18710, 92984), (23246, 74840), (29936, 58115), (37420, 46492)]