2586510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 6963840

約数和(自身を除く): 4377330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 991, 1305, 1982, 2610, 2973, 4955, 5946, 8919, 9910, 14865, 17838, 28739, 29730, 44595, 57478, 86217, 89190, 143695, 172434, 258651, 287390, 431085, 517302, 862170, 1293255, 2586510]

約数ペア:

[(1, 2586510), (2, 1293255), (3, 862170), (5, 517302), (6, 431085), (9, 287390), (10, 258651), (15, 172434), (18, 143695), (29, 89190), (30, 86217), (45, 57478), (58, 44595), (87, 29730), (90, 28739), (145, 17838), (174, 14865), (261, 9910), (290, 8919), (435, 5946), (522, 4955), (870, 2973), (991, 2610), (1305, 1982)]