39834980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 87257520

約数和(自身を除く): 47422540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 397, 580, 692, 794, 865, 1588, 1730, 1985, 3460, 3970, 5017, 7940, 10034, 11513, 20068, 23026, 25085, 46052, 50170, 57565, 68681, 100340, 115130, 137362, 230260, 274724, 343405, 686810, 1373620, 1991749, 3983498, 7966996, 9958745, 19917490, 39834980]

約数ペア:

[(1, 39834980), (2, 19917490), (4, 9958745), (5, 7966996), (10, 3983498), (20, 1991749), (29, 1373620), (58, 686810), (116, 343405), (145, 274724), (173, 230260), (290, 137362), (346, 115130), (397, 100340), (580, 68681), (692, 57565), (794, 50170), (865, 46052), (1588, 25085), (1730, 23026), (1985, 20068), (3460, 11513), (3970, 10034), (5017, 7940)]