1958709220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1\times {\mathrm{4759}}^1$

素因数の和:6364

約数の個数: 48

約数和(自身を含む): 4433425920

約数和(自身を除く): 2474716700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1583, 3166, 4759, 6332, 7915, 9518, 15830, 19036, 20579, 23795, 31660, 41158, 47590, 61867, 82316, 95180, 102895, 123734, 205790, 247468, 309335, 411580, 618670, 1237340, 7533497, 15066994, 30133988, 37667485, 75334970, 97935461, 150669940, 195870922, 391741844, 489677305, 979354610, 1958709220]

約数ペア:

[(1, 1958709220), (2, 979354610), (4, 489677305), (5, 391741844), (10, 195870922), (13, 150669940), (20, 97935461), (26, 75334970), (52, 37667485), (65, 30133988), (130, 15066994), (260, 7533497), (1583, 1237340), (3166, 618670), (4759, 411580), (6332, 309335), (7915, 247468), (9518, 205790), (15830, 123734), (19036, 102895), (20579, 95180), (23795, 82316), (31660, 61867), (41158, 47590)]