1293820580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1447}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 3099183360

約数和(自身を除く): 1805362780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 181, 190, 247, 260, 362, 380, 494, 724, 905, 988, 1235, 1447, 1810, 2353, 2470, 2894, 3439, 3620, 4706, 4940, 5788, 6878, 7235, 9412, 11765, 13756, 14470, 17195, 18811, 23530, 27493, 28940, 34390, 37622, 44707, 47060, 54986, 68780, 75244, 89414, 94055, 109972, 137465, 178828, 188110, 223535, 261907, 274930, 357409, 376220, 447070, 523814, 549860, 714818, 894140, 1047628, 1309535, 1429636, 1787045, 2619070, 3404791, 3574090, 4976233, 5238140, 6809582, 7148180, 9952466, 13619164, 17023955, 19904932, 24881165, 34047910, 49762330, 64691029, 68095820, 99524660, 129382058, 258764116, 323455145, 646910290, 1293820580]

約数ペア:

[(1, 1293820580), (2, 646910290), (4, 323455145), (5, 258764116), (10, 129382058), (13, 99524660), (19, 68095820), (20, 64691029), (26, 49762330), (38, 34047910), (52, 24881165), (65, 19904932), (76, 17023955), (95, 13619164), (130, 9952466), (181, 7148180), (190, 6809582), (247, 5238140), (260, 4976233), (362, 3574090), (380, 3404791), (494, 2619070), (724, 1787045), (905, 1429636), (988, 1309535), (1235, 1047628), (1447, 894140), (1810, 714818), (2353, 549860), (2470, 523814), (2894, 447070), (3439, 376220), (3620, 357409), (4706, 274930), (4940, 261907), (5788, 223535), (6878, 188110), (7235, 178828), (9412, 137465), (11765, 109972), (13756, 94055), (14470, 89414), (17195, 75244), (18811, 68780), (23530, 54986), (27493, 47060), (28940, 44707), (34390, 37622)]