5491890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 14414400

約数和(自身を除く): 8922510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 439, 695, 834, 878, 1251, 1317, 1390, 2085, 2195, 2502, 2634, 3951, 4170, 4390, 6255, 6585, 7902, 12510, 13170, 19755, 39510, 61021, 122042, 183063, 305105, 366126, 549189, 610210, 915315, 1098378, 1830630, 2745945, 5491890]

約数ペア:

[(1, 5491890), (2, 2745945), (3, 1830630), (5, 1098378), (6, 915315), (9, 610210), (10, 549189), (15, 366126), (18, 305105), (30, 183063), (45, 122042), (90, 61021), (139, 39510), (278, 19755), (417, 13170), (439, 12510), (695, 7902), (834, 6585), (878, 6255), (1251, 4390), (1317, 4170), (1390, 3951), (2085, 2634), (2195, 2502)]