2017509260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{997}}^1$

素因数の和:1243

約数の個数: 96

約数和(自身を含む): 4699286592

約数和(自身を除く): 2681777332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 181, 215, 260, 362, 430, 559, 724, 860, 905, 997, 1118, 1810, 1994, 2236, 2353, 2795, 3620, 3988, 4706, 4985, 5590, 7783, 9412, 9970, 11180, 11765, 12961, 15566, 19940, 23530, 25922, 31132, 38915, 42871, 47060, 51844, 64805, 77830, 85742, 101179, 129610, 155660, 171484, 180457, 202358, 214355, 259220, 360914, 404716, 428710, 505895, 557323, 721828, 857420, 902285, 1011790, 1114646, 1804570, 2023580, 2229292, 2345941, 2786615, 3609140, 4691882, 5573230, 7759651, 9383764, 11146460, 11729705, 15519302, 23459410, 31038604, 38798255, 46918820, 77596510, 100875463, 155193020, 201750926, 403501852, 504377315, 1008754630, 2017509260]

約数ペア:

[(1, 2017509260), (2, 1008754630), (4, 504377315), (5, 403501852), (10, 201750926), (13, 155193020), (20, 100875463), (26, 77596510), (43, 46918820), (52, 38798255), (65, 31038604), (86, 23459410), (130, 15519302), (172, 11729705), (181, 11146460), (215, 9383764), (260, 7759651), (362, 5573230), (430, 4691882), (559, 3609140), (724, 2786615), (860, 2345941), (905, 2229292), (997, 2023580), (1118, 1804570), (1810, 1114646), (1994, 1011790), (2236, 902285), (2353, 857420), (2795, 721828), (3620, 557323), (3988, 505895), (4706, 428710), (4985, 404716), (5590, 360914), (7783, 259220), (9412, 214355), (9970, 202358), (11180, 180457), (11765, 171484), (12961, 155660), (15566, 129610), (19940, 101179), (23530, 85742), (25922, 77830), (31132, 64805), (38915, 51844), (42871, 47060)]