1324998220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{104003}}^1$

素因数の和:104039

約数の個数: 72

約数和(自身を含む): 3485798064

約数和(自身を除く): 2160799844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 104003, 208006, 416012, 520015, 728021, 1040030, 1352039, 1456042, 2080060, 2704078, 2912084, 3640105, 5096147, 5408156, 6760195, 7280210, 9464273, 10192294, 13520390, 14560420, 18928546, 20384588, 25480735, 27040780, 37857092, 47321365, 50961470, 66249911, 94642730, 101922940, 132499822, 189285460, 264999644, 331249555, 662499110, 1324998220]

約数ペア:

[(1, 1324998220), (2, 662499110), (4, 331249555), (5, 264999644), (7, 189285460), (10, 132499822), (13, 101922940), (14, 94642730), (20, 66249911), (26, 50961470), (28, 47321365), (35, 37857092), (49, 27040780), (52, 25480735), (65, 20384588), (70, 18928546), (91, 14560420), (98, 13520390), (130, 10192294), (140, 9464273), (182, 7280210), (196, 6760195), (245, 5408156), (260, 5096147), (364, 3640105), (455, 2912084), (490, 2704078), (637, 2080060), (910, 1456042), (980, 1352039), (1274, 1040030), (1820, 728021), (2548, 520015), (3185, 416012), (6370, 208006), (12740, 104003)]