42886340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{306331}}^1$

素因数の和:306347

約数の個数: 24

約数和(自身を含む): 102927552

約数和(自身を除く): 60041212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 306331, 612662, 1225324, 1531655, 2144317, 3063310, 4288634, 6126620, 8577268, 10721585, 21443170, 42886340]

約数ペア:

[(1, 42886340), (2, 21443170), (4, 10721585), (5, 8577268), (7, 6126620), (10, 4288634), (14, 3063310), (20, 2144317), (28, 1531655), (35, 1225324), (70, 612662), (140, 306331)]