1286203490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2243}}^1$

素因数の和:2675

約数の個数: 64

約数和(自身を含む): 2727914112

約数和(自身を除く): 1441710622

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 401, 715, 802, 1430, 2005, 2243, 4010, 4411, 4486, 5213, 8822, 10426, 11215, 22055, 22430, 24673, 26065, 29159, 44110, 49346, 52130, 57343, 58318, 114686, 123365, 145795, 246730, 286715, 291590, 320749, 573430, 641498, 899443, 1603745, 1798886, 3207490, 4497215, 8994430, 9893873, 11692759, 19787746, 23385518, 49469365, 58463795, 98938730, 116927590, 128620349, 257240698, 643101745, 1286203490]

約数ペア:

[(1, 1286203490), (2, 643101745), (5, 257240698), (10, 128620349), (11, 116927590), (13, 98938730), (22, 58463795), (26, 49469365), (55, 23385518), (65, 19787746), (110, 11692759), (130, 9893873), (143, 8994430), (286, 4497215), (401, 3207490), (715, 1798886), (802, 1603745), (1430, 899443), (2005, 641498), (2243, 573430), (4010, 320749), (4411, 291590), (4486, 286715), (5213, 246730), (8822, 145795), (10426, 123365), (11215, 114686), (22055, 58318), (22430, 57343), (24673, 52130), (26065, 49346), (29159, 44110)]