2860420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 6531840

約数和(自身を除く): 3671420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 179, 188, 235, 340, 358, 470, 716, 799, 895, 940, 1598, 1790, 3043, 3196, 3580, 3995, 6086, 7990, 8413, 12172, 15215, 15980, 16826, 30430, 33652, 42065, 60860, 84130, 143021, 168260, 286042, 572084, 715105, 1430210, 2860420]

約数ペア:

[(1, 2860420), (2, 1430210), (4, 715105), (5, 572084), (10, 286042), (17, 168260), (20, 143021), (34, 84130), (47, 60860), (68, 42065), (85, 33652), (94, 30430), (170, 16826), (179, 15980), (188, 15215), (235, 12172), (340, 8413), (358, 7990), (470, 6086), (716, 3995), (799, 3580), (895, 3196), (940, 3043), (1598, 1790)]