2006019820160

素因数分解:

$2^7\times 5^1\times {\mathrm{3571}}^1\times {\mathrm{877739}}^1$

素因数の和:881329

約数の個数: 64

約数和(自身を含む): 4796989538400

約数和(自身を除く): 2790969718240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3571, 7142, 14284, 17855, 28568, 35710, 57136, 71420, 114272, 142840, 228544, 285680, 457088, 571360, 877739, 1142720, 1755478, 2285440, 3510956, 4388695, 7021912, 8777390, 14043824, 17554780, 28087648, 35109560, 56175296, 70219120, 112350592, 140438240, 280876480, 561752960, 3134405969, 6268811938, 12537623876, 15672029845, 25075247752, 31344059690, 50150495504, 62688119380, 100300991008, 125376238760, 200601982016, 250752477520, 401203964032, 501504955040, 1003009910080, 2006019820160]

約数ペア:

[(1, 2006019820160), (2, 1003009910080), (4, 501504955040), (5, 401203964032), (8, 250752477520), (10, 200601982016), (16, 125376238760), (20, 100300991008), (32, 62688119380), (40, 50150495504), (64, 31344059690), (80, 25075247752), (128, 15672029845), (160, 12537623876), (320, 6268811938), (640, 3134405969), (3571, 561752960), (7142, 280876480), (14284, 140438240), (17855, 112350592), (28568, 70219120), (35710, 56175296), (57136, 35109560), (71420, 28087648), (114272, 17554780), (142840, 14043824), (228544, 8777390), (285680, 7021912), (457088, 4388695), (571360, 3510956), (877739, 2285440), (1142720, 1755478)]