1617320540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{19709}}^1$

素因数の和:20102

約数の個数: 48

約数和(自身を含む): 3715256160

約数和(自身を除く): 2097935620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 373, 746, 1492, 1865, 3730, 4103, 7460, 8206, 16412, 19709, 20515, 39418, 41030, 78836, 82060, 98545, 197090, 216799, 394180, 433598, 867196, 1083995, 2167990, 4335980, 7351457, 14702914, 29405828, 36757285, 73514570, 80866027, 147029140, 161732054, 323464108, 404330135, 808660270, 1617320540]

約数ペア:

[(1, 1617320540), (2, 808660270), (4, 404330135), (5, 323464108), (10, 161732054), (11, 147029140), (20, 80866027), (22, 73514570), (44, 36757285), (55, 29405828), (110, 14702914), (220, 7351457), (373, 4335980), (746, 2167990), (1492, 1083995), (1865, 867196), (3730, 433598), (4103, 394180), (7460, 216799), (8206, 197090), (16412, 98545), (19709, 82060), (20515, 78836), (39418, 41030)]