370182020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{10243}}^1$

素因数の和:10404

約数の個数: 48

約数和(自身を含む): 843286080

約数和(自身を除く): 473104060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 10243, 18070, 20486, 36140, 40972, 51215, 102430, 133159, 204860, 266318, 532636, 665795, 1331590, 1423777, 2663180, 2847554, 5695108, 7118885, 14237770, 18509101, 28475540, 37018202, 74036404, 92545505, 185091010, 370182020]

約数ペア:

[(1, 370182020), (2, 185091010), (4, 92545505), (5, 74036404), (10, 37018202), (13, 28475540), (20, 18509101), (26, 14237770), (52, 7118885), (65, 5695108), (130, 2847554), (139, 2663180), (260, 1423777), (278, 1331590), (556, 665795), (695, 532636), (1390, 266318), (1807, 204860), (2780, 133159), (3614, 102430), (7228, 51215), (9035, 40972), (10243, 36140), (18070, 20486)]