2013998780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1033}}^1\times {\mathrm{1373}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 4296245184

約数和(自身を除く): 2282246404

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1033, 1373, 1420, 2066, 2746, 4132, 5165, 5492, 6865, 10330, 13730, 20660, 27460, 73343, 97483, 146686, 194966, 293372, 366715, 389932, 487415, 733430, 974830, 1418309, 1466860, 1949660, 2836618, 5673236, 7091545, 14183090, 28366180, 100699939, 201399878, 402799756, 503499695, 1006999390, 2013998780]

約数ペア:

[(1, 2013998780), (2, 1006999390), (4, 503499695), (5, 402799756), (10, 201399878), (20, 100699939), (71, 28366180), (142, 14183090), (284, 7091545), (355, 5673236), (710, 2836618), (1033, 1949660), (1373, 1466860), (1420, 1418309), (2066, 974830), (2746, 733430), (4132, 487415), (5165, 389932), (5492, 366715), (6865, 293372), (10330, 194966), (13730, 146686), (20660, 97483), (27460, 73343)]