16709980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 108

約数和(自身を含む): 44097480

約数和(自身を除く): 27387500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 59, 68, 70, 85, 98, 118, 119, 140, 170, 196, 236, 238, 245, 289, 295, 340, 413, 476, 490, 578, 590, 595, 826, 833, 980, 1003, 1156, 1180, 1190, 1445, 1652, 1666, 2006, 2023, 2065, 2380, 2890, 2891, 3332, 4012, 4046, 4130, 4165, 5015, 5780, 5782, 7021, 8092, 8260, 8330, 10030, 10115, 11564, 14042, 14161, 14455, 16660, 17051, 20060, 20230, 28084, 28322, 28910, 34102, 35105, 40460, 49147, 56644, 57820, 68204, 70210, 70805, 85255, 98294, 119357, 140420, 141610, 170510, 196588, 238714, 245735, 283220, 341020, 477428, 491470, 596785, 835499, 982940, 1193570, 1670998, 2387140, 3341996, 4177495, 8354990, 16709980]

約数ペア:

[(1, 16709980), (2, 8354990), (4, 4177495), (5, 3341996), (7, 2387140), (10, 1670998), (14, 1193570), (17, 982940), (20, 835499), (28, 596785), (34, 491470), (35, 477428), (49, 341020), (59, 283220), (68, 245735), (70, 238714), (85, 196588), (98, 170510), (118, 141610), (119, 140420), (140, 119357), (170, 98294), (196, 85255), (236, 70805), (238, 70210), (245, 68204), (289, 57820), (295, 56644), (340, 49147), (413, 40460), (476, 35105), (490, 34102), (578, 28910), (590, 28322), (595, 28084), (826, 20230), (833, 20060), (980, 17051), (1003, 16660), (1156, 14455), (1180, 14161), (1190, 14042), (1445, 11564), (1652, 10115), (1666, 10030), (2006, 8330), (2023, 8260), (2065, 8092), (2380, 7021), (2890, 5782), (2891, 5780), (3332, 5015), (4012, 4165), (4046, 4130)]