1967660543380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{4039873}}^1$

素因数の和:4039974

約数の個数: 96

約数和(自身を含む): 4886631590400

約数和(自身を除く): 2918971047020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 343, 355, 490, 497, 686, 710, 980, 994, 1372, 1420, 1715, 1988, 2485, 3430, 3479, 4970, 6860, 6958, 9940, 13916, 17395, 24353, 34790, 48706, 69580, 97412, 121765, 243530, 487060, 4039873, 8079746, 16159492, 20199365, 28279111, 40398730, 56558222, 80797460, 113116444, 141395555, 197953777, 282791110, 286830983, 395907554, 565582220, 573661966, 791815108, 989768885, 1147323932, 1385676439, 1434154915, 1979537770, 2007816881, 2771352878, 2868309830, 3959075540, 4015633762, 5542705756, 5736619660, 6928382195, 8031267524, 10039084405, 13856764390, 14054718167, 20078168810, 27713528780, 28109436334, 40156337620, 56218872668, 70273590835, 98383027169, 140547181670, 196766054338, 281094363340, 393532108676, 491915135845, 983830271690, 1967660543380]

約数ペア:

[(1, 1967660543380), (2, 983830271690), (4, 491915135845), (5, 393532108676), (7, 281094363340), (10, 196766054338), (14, 140547181670), (20, 98383027169), (28, 70273590835), (35, 56218872668), (49, 40156337620), (70, 28109436334), (71, 27713528780), (98, 20078168810), (140, 14054718167), (142, 13856764390), (196, 10039084405), (245, 8031267524), (284, 6928382195), (343, 5736619660), (355, 5542705756), (490, 4015633762), (497, 3959075540), (686, 2868309830), (710, 2771352878), (980, 2007816881), (994, 1979537770), (1372, 1434154915), (1420, 1385676439), (1715, 1147323932), (1988, 989768885), (2485, 791815108), (3430, 573661966), (3479, 565582220), (4970, 395907554), (6860, 286830983), (6958, 282791110), (9940, 197953777), (13916, 141395555), (17395, 113116444), (24353, 80797460), (34790, 56558222), (48706, 40398730), (69580, 28279111), (97412, 20199365), (121765, 16159492), (243530, 8079746), (487060, 4039873)]