1246902320

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{60647}}^1$

素因数の和:60917

約数の個数: 40

約数和(自身を含む): 2910376224

約数和(自身を除く): 1663473904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 10280, 20560, 60647, 121294, 242588, 303235, 485176, 606470, 970352, 1212940, 2425880, 4851760, 15586279, 31172558, 62345116, 77931395, 124690232, 155862790, 249380464, 311725580, 623451160, 1246902320]

約数ペア:

[(1, 1246902320), (2, 623451160), (4, 311725580), (5, 249380464), (8, 155862790), (10, 124690232), (16, 77931395), (20, 62345116), (40, 31172558), (80, 15586279), (257, 4851760), (514, 2425880), (1028, 1212940), (1285, 970352), (2056, 606470), (2570, 485176), (4112, 303235), (5140, 242588), (10280, 121294), (20560, 60647)]