12857637820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:6047

約数の個数: 96

約数和(自身を含む): 29229076800

約数和(自身を除く): 16371438980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 109, 190, 212, 218, 265, 380, 436, 530, 545, 1007, 1060, 1090, 2014, 2071, 2180, 4028, 4142, 5035, 5777, 5857, 8284, 10070, 10355, 11554, 11714, 20140, 20710, 23108, 23428, 28885, 29285, 41420, 57770, 58570, 109763, 111283, 115540, 117140, 219526, 222566, 310421, 439052, 445132, 548815, 556415, 620842, 638413, 1097630, 1112830, 1241684, 1276826, 1552105, 2195260, 2225660, 2553652, 3104210, 3192065, 5897999, 6208420, 6384130, 11795998, 12129847, 12768260, 23591996, 24259694, 29489995, 33835889, 48519388, 58979990, 60649235, 67671778, 117959980, 121298470, 135343556, 169179445, 242596940, 338358890, 642881891, 676717780, 1285763782, 2571527564, 3214409455, 6428818910, 12857637820]

約数ペア:

[(1, 12857637820), (2, 6428818910), (4, 3214409455), (5, 2571527564), (10, 1285763782), (19, 676717780), (20, 642881891), (38, 338358890), (53, 242596940), (76, 169179445), (95, 135343556), (106, 121298470), (109, 117959980), (190, 67671778), (212, 60649235), (218, 58979990), (265, 48519388), (380, 33835889), (436, 29489995), (530, 24259694), (545, 23591996), (1007, 12768260), (1060, 12129847), (1090, 11795998), (2014, 6384130), (2071, 6208420), (2180, 5897999), (4028, 3192065), (4142, 3104210), (5035, 2553652), (5777, 2225660), (5857, 2195260), (8284, 1552105), (10070, 1276826), (10355, 1241684), (11554, 1112830), (11714, 1097630), (20140, 638413), (20710, 620842), (23108, 556415), (23428, 548815), (28885, 445132), (29285, 439052), (41420, 310421), (57770, 222566), (58570, 219526), (109763, 117140), (111283, 115540)]