1320278536

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{202001}}^1$

素因数の和:202069

約数の個数: 32

約数和(自身を含む): 2666426400

約数和(自身を除く): 1346147864

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 202001, 404002, 808004, 1616008, 3838019, 7676038, 8686043, 15352076, 17372086, 30704152, 34744172, 69488344, 165034817, 330069634, 660139268, 1320278536]

約数ペア:

[(1, 1320278536), (2, 660139268), (4, 330069634), (8, 165034817), (19, 69488344), (38, 34744172), (43, 30704152), (76, 17372086), (86, 15352076), (152, 8686043), (172, 7676038), (344, 3838019), (817, 1616008), (1634, 808004), (3268, 404002), (6536, 202001)]