820308112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127219}}^1$

素因数の和:127271

約数の個数: 40

約数和(自身を含む): 1766831360

約数和(自身を除く): 946523248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 127219, 254438, 508876, 1017752, 1653847, 2035504, 3307694, 3943789, 6615388, 7887578, 13230776, 15775156, 26461552, 31550312, 51269257, 63100624, 102538514, 205077028, 410154056, 820308112]

約数ペア:

[(1, 820308112), (2, 410154056), (4, 205077028), (8, 102538514), (13, 63100624), (16, 51269257), (26, 31550312), (31, 26461552), (52, 15775156), (62, 13230776), (104, 7887578), (124, 6615388), (208, 3943789), (248, 3307694), (403, 2035504), (496, 1653847), (806, 1017752), (1612, 508876), (3224, 254438), (6448, 127219)]