1640809323860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{700919}}^1$

素因数の和:701685

約数の個数: 96

約数和(自身を含む): 4114815344640

約数和(自身を除く): 2474006020780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 727, 805, 1454, 1610, 2908, 3220, 3635, 5089, 7270, 10178, 14540, 16721, 20356, 25445, 33442, 50890, 66884, 83605, 101780, 117047, 167210, 234094, 334420, 468188, 585235, 700919, 1170470, 1401838, 2340940, 2803676, 3504595, 4906433, 7009190, 9812866, 14018380, 16121137, 19625732, 24532165, 32242274, 49064330, 64484548, 80605685, 98128660, 112847959, 161211370, 225695918, 322422740, 451391836, 509568113, 564239795, 1019136226, 1128479590, 2038272452, 2256959180, 2547840565, 3566976791, 5095681130, 7133953582, 10191362260, 11720066599, 14267907164, 17834883955, 23440133198, 35669767910, 46880266396, 58600332995, 71339535820, 82040466193, 117200665990, 164080932386, 234401331980, 328161864772, 410202330965, 820404661930, 1640809323860]

約数ペア:

[(1, 1640809323860), (2, 820404661930), (4, 410202330965), (5, 328161864772), (7, 234401331980), (10, 164080932386), (14, 117200665990), (20, 82040466193), (23, 71339535820), (28, 58600332995), (35, 46880266396), (46, 35669767910), (70, 23440133198), (92, 17834883955), (115, 14267907164), (140, 11720066599), (161, 10191362260), (230, 7133953582), (322, 5095681130), (460, 3566976791), (644, 2547840565), (727, 2256959180), (805, 2038272452), (1454, 1128479590), (1610, 1019136226), (2908, 564239795), (3220, 509568113), (3635, 451391836), (5089, 322422740), (7270, 225695918), (10178, 161211370), (14540, 112847959), (16721, 98128660), (20356, 80605685), (25445, 64484548), (33442, 49064330), (50890, 32242274), (66884, 24532165), (83605, 19625732), (101780, 16121137), (117047, 14018380), (167210, 9812866), (234094, 7009190), (334420, 4906433), (468188, 3504595), (585235, 2803676), (700919, 2340940), (1170470, 1401838)]