397120784

素因数分解:

$2^4\times {\mathrm{4507}}^1\times {\mathrm{5507}}^1$

素因数の和:10022

約数の個数: 20

約数和(自身を含む): 769731984

約数和(自身を除く): 372611200

約数列:

[1, 2, 4, 8, 16, 4507, 5507, 9014, 11014, 18028, 22028, 36056, 44056, 72112, 88112, 24820049, 49640098, 99280196, 198560392, 397120784]

約数ペア:

[(1, 397120784), (2, 198560392), (4, 99280196), (8, 49640098), (16, 24820049), (4507, 88112), (5507, 72112), (9014, 44056), (11014, 36056), (18028, 22028)]