274327340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3761}}^1$

素因数の和:4298

約数の個数: 48

約数和(自身を含む): 659824704

約数和(自身を除く): 385497364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 2084, 2605, 3647, 3761, 5210, 7294, 7522, 10420, 14588, 15044, 18235, 18805, 26327, 36470, 37610, 52654, 72940, 75220, 105308, 131635, 263270, 526540, 1959481, 3918962, 7837924, 9797405, 13716367, 19594810, 27432734, 39189620, 54865468, 68581835, 137163670, 274327340]

約数ペア:

[(1, 274327340), (2, 137163670), (4, 68581835), (5, 54865468), (7, 39189620), (10, 27432734), (14, 19594810), (20, 13716367), (28, 9797405), (35, 7837924), (70, 3918962), (140, 1959481), (521, 526540), (1042, 263270), (2084, 131635), (2605, 105308), (3647, 75220), (3761, 72940), (5210, 52654), (7294, 37610), (7522, 36470), (10420, 26327), (14588, 18805), (15044, 18235)]