1639296740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3617}}^1$

素因数の和:3717

約数の個数: 96

約数和(自身を含む): 3851172864

約数和(自身を除く): 2211876124

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 43, 62, 68, 85, 86, 124, 155, 170, 172, 215, 310, 340, 430, 527, 620, 731, 860, 1054, 1333, 1462, 2108, 2635, 2666, 2924, 3617, 3655, 5270, 5332, 6665, 7234, 7310, 10540, 13330, 14468, 14620, 18085, 22661, 26660, 36170, 45322, 61489, 72340, 90644, 112127, 113305, 122978, 155531, 224254, 226610, 245956, 307445, 311062, 448508, 453220, 560635, 614890, 622124, 777655, 1121270, 1229780, 1555310, 1906159, 2242540, 2644027, 3110620, 3812318, 4821461, 5288054, 7624636, 9530795, 9642922, 10576108, 13220135, 19061590, 19285844, 24107305, 26440270, 38123180, 48214610, 52880540, 81964837, 96429220, 163929674, 327859348, 409824185, 819648370, 1639296740]

約数ペア:

[(1, 1639296740), (2, 819648370), (4, 409824185), (5, 327859348), (10, 163929674), (17, 96429220), (20, 81964837), (31, 52880540), (34, 48214610), (43, 38123180), (62, 26440270), (68, 24107305), (85, 19285844), (86, 19061590), (124, 13220135), (155, 10576108), (170, 9642922), (172, 9530795), (215, 7624636), (310, 5288054), (340, 4821461), (430, 3812318), (527, 3110620), (620, 2644027), (731, 2242540), (860, 1906159), (1054, 1555310), (1333, 1229780), (1462, 1121270), (2108, 777655), (2635, 622124), (2666, 614890), (2924, 560635), (3617, 453220), (3655, 448508), (5270, 311062), (5332, 307445), (6665, 245956), (7234, 226610), (7310, 224254), (10540, 155531), (13330, 122978), (14468, 113305), (14620, 112127), (18085, 90644), (22661, 72340), (26660, 61489), (36170, 45322)]