2451843220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{21017}}^1$

素因数の和:21352

約数の個数: 48

約数和(自身を含む): 5437776960

約数和(自身を除く): 2985933740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 1228, 1535, 3070, 5833, 6140, 11666, 21017, 23332, 29165, 42034, 58330, 84068, 105085, 116660, 210170, 399323, 420340, 798646, 1597292, 1996615, 3993230, 6452219, 7986460, 12904438, 25808876, 32261095, 64522190, 122592161, 129044380, 245184322, 490368644, 612960805, 1225921610, 2451843220]

約数ペア:

[(1, 2451843220), (2, 1225921610), (4, 612960805), (5, 490368644), (10, 245184322), (19, 129044380), (20, 122592161), (38, 64522190), (76, 32261095), (95, 25808876), (190, 12904438), (307, 7986460), (380, 6452219), (614, 3993230), (1228, 1996615), (1535, 1597292), (3070, 798646), (5833, 420340), (6140, 399323), (11666, 210170), (21017, 116660), (23332, 105085), (29165, 84068), (42034, 58330)]