1920860130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2707}}^1$

素因数の和:2864

約数の個数: 128

約数和(自身を含む): 5490524160

約数和(自身を除く): 3569664030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 109, 155, 186, 210, 217, 218, 310, 327, 434, 465, 545, 651, 654, 763, 930, 1085, 1090, 1302, 1526, 1635, 2170, 2289, 2707, 3255, 3270, 3379, 3815, 4578, 5414, 6510, 6758, 7630, 8121, 10137, 11445, 13535, 16242, 16895, 18949, 20274, 22890, 23653, 27070, 33790, 37898, 40605, 47306, 50685, 56847, 70959, 81210, 83917, 94745, 101370, 113694, 118265, 141918, 167834, 189490, 236530, 251751, 284235, 295063, 354795, 419585, 503502, 568470, 587419, 590126, 709590, 839170, 885189, 1174838, 1258755, 1475315, 1762257, 1770378, 2065441, 2517510, 2937095, 2950630, 3524514, 4130882, 4425945, 5874190, 6196323, 8811285, 8851890, 9146953, 10327205, 12392646, 17622570, 18293906, 20654410, 27440859, 30981615, 45734765, 54881718, 61963230, 64028671, 91469530, 128057342, 137204295, 192086013, 274408590, 320143355, 384172026, 640286710, 960430065, 1920860130]

約数ペア:

[(1, 1920860130), (2, 960430065), (3, 640286710), (5, 384172026), (6, 320143355), (7, 274408590), (10, 192086013), (14, 137204295), (15, 128057342), (21, 91469530), (30, 64028671), (31, 61963230), (35, 54881718), (42, 45734765), (62, 30981615), (70, 27440859), (93, 20654410), (105, 18293906), (109, 17622570), (155, 12392646), (186, 10327205), (210, 9146953), (217, 8851890), (218, 8811285), (310, 6196323), (327, 5874190), (434, 4425945), (465, 4130882), (545, 3524514), (651, 2950630), (654, 2937095), (763, 2517510), (930, 2065441), (1085, 1770378), (1090, 1762257), (1302, 1475315), (1526, 1258755), (1635, 1174838), (2170, 885189), (2289, 839170), (2707, 709590), (3255, 590126), (3270, 587419), (3379, 568470), (3815, 503502), (4578, 419585), (5414, 354795), (6510, 295063), (6758, 284235), (7630, 251751), (8121, 236530), (10137, 189490), (11445, 167834), (13535, 141918), (16242, 118265), (16895, 113694), (18949, 101370), (20274, 94745), (22890, 83917), (23653, 81210), (27070, 70959), (33790, 56847), (37898, 50685), (40605, 47306)]