1639696890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{39293}}^1$

素因数の和:39423

約数の個数: 64

約数和(自身を含む): 4277702016

約数和(自身を除く): 2638005126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 107, 130, 195, 214, 321, 390, 535, 642, 1070, 1391, 1605, 2782, 3210, 4173, 6955, 8346, 13910, 20865, 39293, 41730, 78586, 117879, 196465, 235758, 392930, 510809, 589395, 1021618, 1178790, 1532427, 2554045, 3064854, 4204351, 5108090, 7662135, 8408702, 12613053, 15324270, 21021755, 25226106, 42043510, 54656563, 63065265, 109313126, 126130530, 163969689, 273282815, 327939378, 546565630, 819848445, 1639696890]

約数ペア:

[(1, 1639696890), (2, 819848445), (3, 546565630), (5, 327939378), (6, 273282815), (10, 163969689), (13, 126130530), (15, 109313126), (26, 63065265), (30, 54656563), (39, 42043510), (65, 25226106), (78, 21021755), (107, 15324270), (130, 12613053), (195, 8408702), (214, 7662135), (321, 5108090), (390, 4204351), (535, 3064854), (642, 2554045), (1070, 1532427), (1391, 1178790), (1605, 1021618), (2782, 589395), (3210, 510809), (4173, 392930), (6955, 235758), (8346, 196465), (13910, 117879), (20865, 78586), (39293, 41730)]