20129308990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{26953}}^1$

素因数の和:27241

約数の個数: 64

約数和(自身を含む): 42477778944

約数和(自身を除く): 22348469954

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 227, 235, 329, 454, 470, 658, 1135, 1589, 1645, 2270, 3178, 3290, 7945, 10669, 15890, 21338, 26953, 53345, 53906, 74683, 106690, 134765, 149366, 188671, 269530, 373415, 377342, 746830, 943355, 1266791, 1886710, 2533582, 6118331, 6333955, 8867537, 12236662, 12667910, 17735074, 30591655, 42828317, 44337685, 61183310, 85656634, 88675370, 214141585, 287561557, 428283170, 575123114, 1437807785, 2012930899, 2875615570, 4025861798, 10064654495, 20129308990]

約数ペア:

[(1, 20129308990), (2, 10064654495), (5, 4025861798), (7, 2875615570), (10, 2012930899), (14, 1437807785), (35, 575123114), (47, 428283170), (70, 287561557), (94, 214141585), (227, 88675370), (235, 85656634), (329, 61183310), (454, 44337685), (470, 42828317), (658, 30591655), (1135, 17735074), (1589, 12667910), (1645, 12236662), (2270, 8867537), (3178, 6333955), (3290, 6118331), (7945, 2533582), (10669, 1886710), (15890, 1266791), (21338, 943355), (26953, 746830), (53345, 377342), (53906, 373415), (74683, 269530), (106690, 188671), (134765, 149366)]