447440360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4943}}^1$

素因数の和:5058

約数の個数: 64

約数和(自身を含む): 1053665280

約数和(自身を除く): 606224920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 2263, 2920, 4526, 4943, 9052, 9886, 11315, 18104, 19772, 22630, 24715, 39544, 45260, 49430, 90520, 98860, 153233, 197720, 306466, 360839, 612932, 721678, 766165, 1225864, 1443356, 1532330, 1804195, 2886712, 3064660, 3608390, 6129320, 7216780, 11186009, 14433560, 22372018, 44744036, 55930045, 89488072, 111860090, 223720180, 447440360]

約数ペア:

[(1, 447440360), (2, 223720180), (4, 111860090), (5, 89488072), (8, 55930045), (10, 44744036), (20, 22372018), (31, 14433560), (40, 11186009), (62, 7216780), (73, 6129320), (124, 3608390), (146, 3064660), (155, 2886712), (248, 1804195), (292, 1532330), (310, 1443356), (365, 1225864), (584, 766165), (620, 721678), (730, 612932), (1240, 360839), (1460, 306466), (2263, 197720), (2920, 153233), (4526, 98860), (4943, 90520), (9052, 49430), (9886, 45260), (11315, 39544), (18104, 24715), (19772, 22630)]