16826240

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 40979520

約数和(自身を除く): 24153280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 431, 488, 610, 640, 862, 976, 1220, 1724, 1952, 2155, 2440, 3448, 3904, 4310, 4880, 6896, 7808, 8620, 9760, 13792, 17240, 19520, 26291, 27584, 34480, 39040, 52582, 55168, 68960, 105164, 131455, 137920, 210328, 262910, 275840, 420656, 525820, 841312, 1051640, 1682624, 2103280, 3365248, 4206560, 8413120, 16826240]

約数ペア:

[(1, 16826240), (2, 8413120), (4, 4206560), (5, 3365248), (8, 2103280), (10, 1682624), (16, 1051640), (20, 841312), (32, 525820), (40, 420656), (61, 275840), (64, 262910), (80, 210328), (122, 137920), (128, 131455), (160, 105164), (244, 68960), (305, 55168), (320, 52582), (431, 39040), (488, 34480), (610, 27584), (640, 26291), (862, 19520), (976, 17240), (1220, 13792), (1724, 9760), (1952, 8620), (2155, 7808), (2440, 6896), (3448, 4880), (3904, 4310)]