13798816720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{428003}}^1$

素因数の和:428060

約数の個数: 80

約数和(自身を含む): 35664717312

約数和(自身を除く): 21865900592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 428003, 856006, 1712012, 2140015, 3424024, 4280030, 5564039, 6848048, 8560060, 11128078, 13268093, 17120120, 22256156, 26536186, 27820195, 34240240, 44512312, 53072372, 55640390, 66340465, 89024624, 106144744, 111280780, 132680930, 172485209, 212289488, 222561560, 265361860, 344970418, 445123120, 530723720, 689940836, 862426045, 1061447440, 1379881672, 1724852090, 2759763344, 3449704180, 6899408360, 13798816720]

約数ペア:

[(1, 13798816720), (2, 6899408360), (4, 3449704180), (5, 2759763344), (8, 1724852090), (10, 1379881672), (13, 1061447440), (16, 862426045), (20, 689940836), (26, 530723720), (31, 445123120), (40, 344970418), (52, 265361860), (62, 222561560), (65, 212289488), (80, 172485209), (104, 132680930), (124, 111280780), (130, 106144744), (155, 89024624), (208, 66340465), (248, 55640390), (260, 53072372), (310, 44512312), (403, 34240240), (496, 27820195), (520, 26536186), (620, 22256156), (806, 17120120), (1040, 13268093), (1240, 11128078), (1612, 8560060), (2015, 6848048), (2480, 5564039), (3224, 4280030), (4030, 3424024), (6448, 2140015), (8060, 1712012), (16120, 856006), (32240, 428003)]