31380630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2689}}^1$

素因数の和:3088

約数の個数: 32

約数和(自身を含む): 75535200

約数和(自身を除く): 44154570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 2689, 3890, 5378, 5835, 8067, 11670, 13445, 16134, 26890, 40335, 80670, 1046021, 2092042, 3138063, 5230105, 6276126, 10460210, 15690315, 31380630]

約数ペア:

[(1, 31380630), (2, 15690315), (3, 10460210), (5, 6276126), (6, 5230105), (10, 3138063), (15, 2092042), (30, 1046021), (389, 80670), (778, 40335), (1167, 26890), (1945, 16134), (2334, 13445), (2689, 11670), (3890, 8067), (5378, 5835)]