4147695220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{215801}}^1$

素因数の和:215872

約数の個数: 36

約数和(自身を含む): 9000238212

約数和(自身を除く): 4852542992

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 9610, 19220, 215801, 431602, 863204, 1079005, 2158010, 4316020, 6689831, 13379662, 26759324, 33449155, 66898310, 133796620, 207384761, 414769522, 829539044, 1036923805, 2073847610, 4147695220]

約数ペア:

[(1, 4147695220), (2, 2073847610), (4, 1036923805), (5, 829539044), (10, 414769522), (20, 207384761), (31, 133796620), (62, 66898310), (124, 33449155), (155, 26759324), (310, 13379662), (620, 6689831), (961, 4316020), (1922, 2158010), (3844, 1079005), (4805, 863204), (9610, 431602), (19220, 215801)]