19995630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7489}}^1$

素因数の和:7588

約数の個数: 32

約数和(自身を含む): 48535200

約数和(自身を除く): 28539570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7489, 14978, 22467, 37445, 44934, 74890, 112335, 224670, 666521, 1333042, 1999563, 3332605, 3999126, 6665210, 9997815, 19995630]

約数ペア:

[(1, 19995630), (2, 9997815), (3, 6665210), (5, 3999126), (6, 3332605), (10, 1999563), (15, 1333042), (30, 666521), (89, 224670), (178, 112335), (267, 74890), (445, 44934), (534, 37445), (890, 22467), (1335, 14978), (2670, 7489)]