16377280

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:917

約数の個数: 56

約数和(自身を含む): 39684960

約数和(自身を除く): 23307680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 839, 976, 1220, 1678, 1952, 2440, 3356, 3904, 4195, 4880, 6712, 8390, 9760, 13424, 16780, 19520, 26848, 33560, 51179, 53696, 67120, 102358, 134240, 204716, 255895, 268480, 409432, 511790, 818864, 1023580, 1637728, 2047160, 3275456, 4094320, 8188640, 16377280]

約数ペア:

[(1, 16377280), (2, 8188640), (4, 4094320), (5, 3275456), (8, 2047160), (10, 1637728), (16, 1023580), (20, 818864), (32, 511790), (40, 409432), (61, 268480), (64, 255895), (80, 204716), (122, 134240), (160, 102358), (244, 67120), (305, 53696), (320, 51179), (488, 33560), (610, 26848), (839, 19520), (976, 16780), (1220, 13424), (1678, 9760), (1952, 8390), (2440, 6712), (3356, 4880), (3904, 4195)]