20341444120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{3851}}^1$

素因数の和:4025

約数の個数: 128

約数和(自身を含む): 48690512640

約数和(自身を除く): 28349068520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 83, 86, 148, 166, 172, 185, 215, 296, 332, 344, 370, 415, 430, 664, 740, 830, 860, 1480, 1591, 1660, 1720, 3071, 3182, 3320, 3569, 3851, 6142, 6364, 7138, 7702, 7955, 12284, 12728, 14276, 15355, 15404, 15910, 17845, 19255, 24568, 28552, 30710, 30808, 31820, 35690, 38510, 61420, 63640, 71380, 77020, 122840, 132053, 142487, 142760, 154040, 165593, 264106, 284974, 319633, 331186, 528212, 569948, 639266, 660265, 662372, 712435, 827965, 1056424, 1139896, 1278532, 1320530, 1324744, 1424870, 1598165, 1655930, 2557064, 2641060, 2849740, 3196330, 3311860, 5282120, 5699480, 6126941, 6392660, 6623720, 11826421, 12253882, 12785320, 13744219, 23652842, 24507764, 27488438, 30634705, 47305684, 49015528, 54976876, 59132105, 61269410, 68721095, 94611368, 109953752, 118264210, 122538820, 137442190, 236528420, 245077640, 274884380, 473056840, 508536103, 549768760, 1017072206, 2034144412, 2542680515, 4068288824, 5085361030, 10170722060, 20341444120]

約数ペア:

[(1, 20341444120), (2, 10170722060), (4, 5085361030), (5, 4068288824), (8, 2542680515), (10, 2034144412), (20, 1017072206), (37, 549768760), (40, 508536103), (43, 473056840), (74, 274884380), (83, 245077640), (86, 236528420), (148, 137442190), (166, 122538820), (172, 118264210), (185, 109953752), (215, 94611368), (296, 68721095), (332, 61269410), (344, 59132105), (370, 54976876), (415, 49015528), (430, 47305684), (664, 30634705), (740, 27488438), (830, 24507764), (860, 23652842), (1480, 13744219), (1591, 12785320), (1660, 12253882), (1720, 11826421), (3071, 6623720), (3182, 6392660), (3320, 6126941), (3569, 5699480), (3851, 5282120), (6142, 3311860), (6364, 3196330), (7138, 2849740), (7702, 2641060), (7955, 2557064), (12284, 1655930), (12728, 1598165), (14276, 1424870), (15355, 1324744), (15404, 1320530), (15910, 1278532), (17845, 1139896), (19255, 1056424), (24568, 827965), (28552, 712435), (30710, 662372), (30808, 660265), (31820, 639266), (35690, 569948), (38510, 528212), (61420, 331186), (63640, 319633), (71380, 284974), (77020, 264106), (122840, 165593), (132053, 154040), (142487, 142760)]