4396040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 11007360

約数和(自身を除く): 6611320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 103, 110, 194, 206, 220, 388, 412, 440, 485, 515, 776, 824, 970, 1030, 1067, 1133, 1940, 2060, 2134, 2266, 3880, 4120, 4268, 4532, 5335, 5665, 8536, 9064, 9991, 10670, 11330, 19982, 21340, 22660, 39964, 42680, 45320, 49955, 79928, 99910, 109901, 199820, 219802, 399640, 439604, 549505, 879208, 1099010, 2198020, 4396040]

約数ペア:

[(1, 4396040), (2, 2198020), (4, 1099010), (5, 879208), (8, 549505), (10, 439604), (11, 399640), (20, 219802), (22, 199820), (40, 109901), (44, 99910), (55, 79928), (88, 49955), (97, 45320), (103, 42680), (110, 39964), (194, 22660), (206, 21340), (220, 19982), (388, 11330), (412, 10670), (440, 9991), (485, 9064), (515, 8536), (776, 5665), (824, 5335), (970, 4532), (1030, 4268), (1067, 4120), (1133, 3880), (1940, 2266), (2060, 2134)]