200666540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{727}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 434546112

約数和(自身を除く): 233879572

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 373, 727, 740, 746, 1454, 1492, 1865, 2908, 3635, 3730, 7270, 7460, 13801, 14540, 26899, 27602, 53798, 55204, 69005, 107596, 134495, 138010, 268990, 271171, 276020, 537980, 542342, 1084684, 1355855, 2711710, 5423420, 10033327, 20066654, 40133308, 50166635, 100333270, 200666540]

約数ペア:

[(1, 200666540), (2, 100333270), (4, 50166635), (5, 40133308), (10, 20066654), (20, 10033327), (37, 5423420), (74, 2711710), (148, 1355855), (185, 1084684), (370, 542342), (373, 537980), (727, 276020), (740, 271171), (746, 268990), (1454, 138010), (1492, 134495), (1865, 107596), (2908, 69005), (3635, 55204), (3730, 53798), (7270, 27602), (7460, 26899), (13801, 14540)]