17211740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 45628800

約数和(自身を除く): 28417060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 193, 196, 245, 260, 343, 364, 386, 455, 490, 637, 686, 772, 910, 965, 980, 1274, 1351, 1372, 1715, 1820, 1930, 2509, 2548, 2702, 3185, 3430, 3860, 4459, 5018, 5404, 6370, 6755, 6860, 8918, 9457, 10036, 12545, 12740, 13510, 17563, 17836, 18914, 22295, 25090, 27020, 35126, 37828, 44590, 47285, 50180, 66199, 70252, 87815, 89180, 94570, 122941, 132398, 175630, 189140, 245882, 264796, 330995, 351260, 491764, 614705, 661990, 860587, 1229410, 1323980, 1721174, 2458820, 3442348, 4302935, 8605870, 17211740]

約数ペア:

[(1, 17211740), (2, 8605870), (4, 4302935), (5, 3442348), (7, 2458820), (10, 1721174), (13, 1323980), (14, 1229410), (20, 860587), (26, 661990), (28, 614705), (35, 491764), (49, 351260), (52, 330995), (65, 264796), (70, 245882), (91, 189140), (98, 175630), (130, 132398), (140, 122941), (182, 94570), (193, 89180), (196, 87815), (245, 70252), (260, 66199), (343, 50180), (364, 47285), (386, 44590), (455, 37828), (490, 35126), (637, 27020), (686, 25090), (772, 22295), (910, 18914), (965, 17836), (980, 17563), (1274, 13510), (1351, 12740), (1372, 12545), (1715, 10036), (1820, 9457), (1930, 8918), (2509, 6860), (2548, 6755), (2702, 6370), (3185, 5404), (3430, 5018), (3860, 4459)]