23974340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 56169288

約数和(自身を除く): 32194948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 173, 205, 260, 338, 346, 410, 533, 676, 692, 820, 845, 865, 1066, 1690, 1730, 2132, 2249, 2665, 3380, 3460, 4498, 5330, 6929, 7093, 8996, 10660, 11245, 13858, 14186, 22490, 27716, 28372, 29237, 34645, 35465, 44980, 58474, 69290, 70930, 92209, 116948, 138580, 141860, 146185, 184418, 292370, 368836, 461045, 584740, 922090, 1198717, 1844180, 2397434, 4794868, 5993585, 11987170, 23974340]

約数ペア:

[(1, 23974340), (2, 11987170), (4, 5993585), (5, 4794868), (10, 2397434), (13, 1844180), (20, 1198717), (26, 922090), (41, 584740), (52, 461045), (65, 368836), (82, 292370), (130, 184418), (164, 146185), (169, 141860), (173, 138580), (205, 116948), (260, 92209), (338, 70930), (346, 69290), (410, 58474), (533, 44980), (676, 35465), (692, 34645), (820, 29237), (845, 28372), (865, 27716), (1066, 22490), (1690, 14186), (1730, 13858), (2132, 11245), (2249, 10660), (2665, 8996), (3380, 7093), (3460, 6929), (4498, 5330)]