1640947070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{21929}}^1$

素因数の和:23012

約数の個数: 32

約数和(自身を含む): 3378974400

約数和(自身を除く): 1738027330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1069, 2138, 5345, 7483, 10690, 14966, 21929, 37415, 43858, 74830, 109645, 153503, 219290, 307006, 767515, 1535030, 23442101, 46884202, 117210505, 164094707, 234421010, 328189414, 820473535, 1640947070]

約数ペア:

[(1, 1640947070), (2, 820473535), (5, 328189414), (7, 234421010), (10, 164094707), (14, 117210505), (35, 46884202), (70, 23442101), (1069, 1535030), (2138, 767515), (5345, 307006), (7483, 219290), (10690, 153503), (14966, 109645), (21929, 74830), (37415, 43858)]