42647960

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{6163}}^1$

素因数の和:6347

約数の個数: 32

約数和(自身を含む): 96528240

約数和(自身を除く): 53880280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6163, 6920, 12326, 24652, 30815, 49304, 61630, 123260, 246520, 1066199, 2132398, 4264796, 5330995, 8529592, 10661990, 21323980, 42647960]

約数ペア:

[(1, 42647960), (2, 21323980), (4, 10661990), (5, 8529592), (8, 5330995), (10, 4264796), (20, 2132398), (40, 1066199), (173, 246520), (346, 123260), (692, 61630), (865, 49304), (1384, 30815), (1730, 24652), (3460, 12326), (6163, 6920)]