1889365870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{1753}}^1$

素因数の和:2029

約数の個数: 64

約数和(自身を含む): 3955340160

約数和(自身を除く): 2065974290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 173, 178, 346, 445, 623, 865, 890, 1211, 1246, 1730, 1753, 2422, 3115, 3506, 6055, 6230, 8765, 12110, 12271, 15397, 17530, 24542, 30794, 61355, 76985, 107779, 122710, 153970, 156017, 215558, 303269, 312034, 538895, 606538, 780085, 1077790, 1092119, 1516345, 1560170, 2122883, 2184238, 3032690, 4245766, 5460595, 10614415, 10921190, 21228830, 26990941, 53981882, 134954705, 188936587, 269909410, 377873174, 944682935, 1889365870]

約数ペア:

[(1, 1889365870), (2, 944682935), (5, 377873174), (7, 269909410), (10, 188936587), (14, 134954705), (35, 53981882), (70, 26990941), (89, 21228830), (173, 10921190), (178, 10614415), (346, 5460595), (445, 4245766), (623, 3032690), (865, 2184238), (890, 2122883), (1211, 1560170), (1246, 1516345), (1730, 1092119), (1753, 1077790), (2422, 780085), (3115, 606538), (3506, 538895), (6055, 312034), (6230, 303269), (8765, 215558), (12110, 156017), (12271, 153970), (15397, 122710), (17530, 107779), (24542, 76985), (30794, 61355)]