1171890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 3159000

約数和(自身を除く): 1987110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 449, 522, 870, 898, 1305, 1347, 2245, 2610, 2694, 4041, 4490, 6735, 8082, 13021, 13470, 20205, 26042, 39063, 40410, 65105, 78126, 117189, 130210, 195315, 234378, 390630, 585945, 1171890]

約数ペア:

[(1, 1171890), (2, 585945), (3, 390630), (5, 234378), (6, 195315), (9, 130210), (10, 117189), (15, 78126), (18, 65105), (29, 40410), (30, 39063), (45, 26042), (58, 20205), (87, 13470), (90, 13021), (145, 8082), (174, 6735), (261, 4490), (290, 4041), (435, 2694), (449, 2610), (522, 2245), (870, 1347), (898, 1305)]