42533780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 94711680

約数和(自身を除く): 52177900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 647, 692, 865, 1294, 1730, 2588, 3235, 3287, 3460, 6470, 6574, 12293, 12940, 13148, 16435, 24586, 32870, 49172, 61465, 65740, 111931, 122930, 223862, 245860, 447724, 559655, 1119310, 2126689, 2238620, 4253378, 8506756, 10633445, 21266890, 42533780]

約数ペア:

[(1, 42533780), (2, 21266890), (4, 10633445), (5, 8506756), (10, 4253378), (19, 2238620), (20, 2126689), (38, 1119310), (76, 559655), (95, 447724), (173, 245860), (190, 223862), (346, 122930), (380, 111931), (647, 65740), (692, 61465), (865, 49172), (1294, 32870), (1730, 24586), (2588, 16435), (3235, 13148), (3287, 12940), (3460, 12293), (6470, 6574)]