8250340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 20450304

約数和(自身を除く): 12199964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1901, 2170, 3802, 4340, 7604, 9505, 13307, 19010, 26614, 38020, 53228, 58931, 66535, 117862, 133070, 235724, 266140, 294655, 412517, 589310, 825034, 1178620, 1650068, 2062585, 4125170, 8250340]

約数ペア:

[(1, 8250340), (2, 4125170), (4, 2062585), (5, 1650068), (7, 1178620), (10, 825034), (14, 589310), (20, 412517), (28, 294655), (31, 266140), (35, 235724), (62, 133070), (70, 117862), (124, 66535), (140, 58931), (155, 53228), (217, 38020), (310, 26614), (434, 19010), (620, 13307), (868, 9505), (1085, 7604), (1901, 4340), (2170, 3802)]