1567921990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1157

約数の個数: 64

約数和(自身を含む): 3066071040

約数和(自身を除く): 1498149050

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 271, 370, 542, 703, 823, 1355, 1406, 1646, 2710, 3515, 4115, 5149, 7030, 8230, 10027, 10298, 15637, 20054, 25745, 30451, 31274, 50135, 51490, 60902, 78185, 100270, 152255, 156370, 190513, 223033, 304510, 381026, 446066, 578569, 952565, 1115165, 1157138, 1905130, 2230330, 2892845, 4237627, 5785690, 8252221, 8475254, 16504442, 21188135, 41261105, 42376270, 82522210, 156792199, 313584398, 783960995, 1567921990]

約数ペア:

[(1, 1567921990), (2, 783960995), (5, 313584398), (10, 156792199), (19, 82522210), (37, 42376270), (38, 41261105), (74, 21188135), (95, 16504442), (185, 8475254), (190, 8252221), (271, 5785690), (370, 4237627), (542, 2892845), (703, 2230330), (823, 1905130), (1355, 1157138), (1406, 1115165), (1646, 952565), (2710, 578569), (3515, 446066), (4115, 381026), (5149, 304510), (7030, 223033), (8230, 190513), (10027, 156370), (10298, 152255), (15637, 100270), (20054, 78185), (25745, 60902), (30451, 51490), (31274, 50135)]