140415040

素因数分解:

$2^6\times 5^1\times {\mathrm{523}}^1\times {\mathrm{839}}^1$

素因数の和:1379

約数の個数: 56

約数和(自身を含む): 335401920

約数和(自身を除く): 194986880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 523, 839, 1046, 1678, 2092, 2615, 3356, 4184, 4195, 5230, 6712, 8368, 8390, 10460, 13424, 16736, 16780, 20920, 26848, 33472, 33560, 41840, 53696, 67120, 83680, 134240, 167360, 268480, 438797, 877594, 1755188, 2193985, 3510376, 4387970, 7020752, 8775940, 14041504, 17551880, 28083008, 35103760, 70207520, 140415040]

約数ペア:

[(1, 140415040), (2, 70207520), (4, 35103760), (5, 28083008), (8, 17551880), (10, 14041504), (16, 8775940), (20, 7020752), (32, 4387970), (40, 3510376), (64, 2193985), (80, 1755188), (160, 877594), (320, 438797), (523, 268480), (839, 167360), (1046, 134240), (1678, 83680), (2092, 67120), (2615, 53696), (3356, 41840), (4184, 33560), (4195, 33472), (5230, 26848), (6712, 20920), (8368, 16780), (8390, 16736), (10460, 13424)]