31951890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3989}}^1$

素因数の和:4091

約数の個数: 48

約数和(自身を含む): 84029400

約数和(自身を除く): 52077510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 3989, 4005, 7978, 8010, 11967, 19945, 23934, 35901, 39890, 59835, 71802, 119670, 179505, 355021, 359010, 710042, 1065063, 1775105, 2130126, 3195189, 3550210, 5325315, 6390378, 10650630, 15975945, 31951890]

約数ペア:

[(1, 31951890), (2, 15975945), (3, 10650630), (5, 6390378), (6, 5325315), (9, 3550210), (10, 3195189), (15, 2130126), (18, 1775105), (30, 1065063), (45, 710042), (89, 359010), (90, 355021), (178, 179505), (267, 119670), (445, 71802), (534, 59835), (801, 39890), (890, 35901), (1335, 23934), (1602, 19945), (2670, 11967), (3989, 8010), (4005, 7978)]