17945460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7669}}^1$

素因数の和:7697

約数の個数: 72

約数和(自身を含む): 58629480

約数和(自身を除く): 40684020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7669, 15338, 23007, 30676, 38345, 46014, 69021, 76690, 92028, 99697, 115035, 138042, 153380, 199394, 230070, 276084, 299091, 345105, 398788, 460140, 498485, 598182, 690210, 897273, 996970, 1196364, 1380420, 1495455, 1794546, 1993940, 2990910, 3589092, 4486365, 5981820, 8972730, 17945460]

約数ペア:

[(1, 17945460), (2, 8972730), (3, 5981820), (4, 4486365), (5, 3589092), (6, 2990910), (9, 1993940), (10, 1794546), (12, 1495455), (13, 1380420), (15, 1196364), (18, 996970), (20, 897273), (26, 690210), (30, 598182), (36, 498485), (39, 460140), (45, 398788), (52, 345105), (60, 299091), (65, 276084), (78, 230070), (90, 199394), (117, 153380), (130, 138042), (156, 115035), (180, 99697), (195, 92028), (234, 76690), (260, 69021), (390, 46014), (468, 38345), (585, 30676), (780, 23007), (1170, 15338), (2340, 7669)]