30793460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 71664264

約数和(自身を除く): 40870804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 47, 68, 82, 85, 94, 164, 170, 188, 205, 235, 340, 410, 470, 697, 799, 820, 940, 1394, 1598, 1927, 2209, 2788, 3196, 3485, 3854, 3995, 4418, 6970, 7708, 7990, 8836, 9635, 11045, 13940, 15980, 19270, 22090, 32759, 37553, 38540, 44180, 65518, 75106, 90569, 131036, 150212, 163795, 181138, 187765, 327590, 362276, 375530, 452845, 655180, 751060, 905690, 1539673, 1811380, 3079346, 6158692, 7698365, 15396730, 30793460]

約数ペア:

[(1, 30793460), (2, 15396730), (4, 7698365), (5, 6158692), (10, 3079346), (17, 1811380), (20, 1539673), (34, 905690), (41, 751060), (47, 655180), (68, 452845), (82, 375530), (85, 362276), (94, 327590), (164, 187765), (170, 181138), (188, 163795), (205, 150212), (235, 131036), (340, 90569), (410, 75106), (470, 65518), (697, 44180), (799, 38540), (820, 37553), (940, 32759), (1394, 22090), (1598, 19270), (1927, 15980), (2209, 13940), (2788, 11045), (3196, 9635), (3485, 8836), (3854, 7990), (3995, 7708), (4418, 6970)]