40396880

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3389}}^1$

素因数の和:3551

約数の個数: 40

約数和(自身を含む): 94581000

約数和(自身を除く): 54184120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 3389, 5960, 6778, 11920, 13556, 16945, 27112, 33890, 54224, 67780, 135560, 271120, 504961, 1009922, 2019844, 2524805, 4039688, 5049610, 8079376, 10099220, 20198440, 40396880]

約数ペア:

[(1, 40396880), (2, 20198440), (4, 10099220), (5, 8079376), (8, 5049610), (10, 4039688), (16, 2524805), (20, 2019844), (40, 1009922), (80, 504961), (149, 271120), (298, 135560), (596, 67780), (745, 54224), (1192, 33890), (1490, 27112), (2384, 16945), (2980, 13556), (3389, 11920), (5960, 6778)]