40197464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{709}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 79662000

約数和(自身を除く): 39464536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 373, 709, 746, 1418, 1492, 2836, 2984, 5672, 7087, 13471, 14174, 26942, 28348, 53884, 56696, 107768, 264457, 528914, 1057828, 2115656, 5024683, 10049366, 20098732, 40197464]

約数ペア:

[(1, 40197464), (2, 20098732), (4, 10049366), (8, 5024683), (19, 2115656), (38, 1057828), (76, 528914), (152, 264457), (373, 107768), (709, 56696), (746, 53884), (1418, 28348), (1492, 26942), (2836, 14174), (2984, 13471), (5672, 7087)]