419903570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{13799}}^1$

素因数の和:14002

約数の個数: 32

約数和(自身を含む): 804816000

約数和(自身を除く): 384912430

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 6086, 13799, 15215, 27598, 30430, 68995, 137990, 234583, 469166, 1172915, 2345830, 2470021, 4940042, 12350105, 24700210, 41990357, 83980714, 209951785, 419903570]

約数ペア:

[(1, 419903570), (2, 209951785), (5, 83980714), (10, 41990357), (17, 24700210), (34, 12350105), (85, 4940042), (170, 2470021), (179, 2345830), (358, 1172915), (895, 469166), (1790, 234583), (3043, 137990), (6086, 68995), (13799, 30430), (15215, 27598)]