1720341506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 2924304768

約数和(自身を除く): 1203963262

約数列:

[1, 2, 13, 26, 43, 73, 86, 107, 146, 197, 214, 394, 559, 949, 1118, 1391, 1898, 2561, 2782, 3139, 4601, 5122, 6278, 7811, 8471, 9202, 14381, 15622, 16942, 21079, 28762, 40807, 42158, 59813, 81614, 101543, 110123, 119626, 186953, 203086, 220246, 274027, 335873, 373906, 548054, 618383, 671746, 906397, 1236766, 1538767, 1812794, 3077534, 4366349, 8038979, 8732698, 11783161, 16077958, 20003971, 23566322, 40007942, 66166981, 132333962, 860170753, 1720341506]

約数ペア:

[(1, 1720341506), (2, 860170753), (13, 132333962), (26, 66166981), (43, 40007942), (73, 23566322), (86, 20003971), (107, 16077958), (146, 11783161), (197, 8732698), (214, 8038979), (394, 4366349), (559, 3077534), (949, 1812794), (1118, 1538767), (1391, 1236766), (1898, 906397), (2561, 671746), (2782, 618383), (3139, 548054), (4601, 373906), (5122, 335873), (6278, 274027), (7811, 220246), (8471, 203086), (9202, 186953), (14381, 119626), (15622, 110123), (16942, 101543), (21079, 81614), (28762, 59813), (40807, 42158)]