207937580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{1951}}^1$

素因数の和:2106

約数の個数: 36

約数和(自身を含む): 442959552

約数和(自身を除く): 235021972

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1951, 3902, 5329, 7804, 9755, 10658, 19510, 21316, 26645, 39020, 53290, 106580, 142423, 284846, 569692, 712115, 1424230, 2848460, 10396879, 20793758, 41587516, 51984395, 103968790, 207937580]

約数ペア:

[(1, 207937580), (2, 103968790), (4, 51984395), (5, 41587516), (10, 20793758), (20, 10396879), (73, 2848460), (146, 1424230), (292, 712115), (365, 569692), (730, 284846), (1460, 142423), (1951, 106580), (3902, 53290), (5329, 39020), (7804, 26645), (9755, 21316), (10658, 19510)]