490678720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{219053}}^1$

素因数の和:219077

約数の個数: 56

約数和(自身を含む): 1335353184

約数和(自身を除く): 844674464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 219053, 438106, 876212, 1095265, 1533371, 1752424, 2190530, 3066742, 3504848, 4381060, 6133484, 7009696, 7666855, 8762120, 12266968, 14019392, 15333710, 17524240, 24533936, 30667420, 35048480, 49067872, 61334840, 70096960, 98135744, 122669680, 245339360, 490678720]

約数ペア:

[(1, 490678720), (2, 245339360), (4, 122669680), (5, 98135744), (7, 70096960), (8, 61334840), (10, 49067872), (14, 35048480), (16, 30667420), (20, 24533936), (28, 17524240), (32, 15333710), (35, 14019392), (40, 12266968), (56, 8762120), (64, 7666855), (70, 7009696), (80, 6133484), (112, 4381060), (140, 3504848), (160, 3066742), (224, 2190530), (280, 1752424), (320, 1533371), (448, 1095265), (560, 876212), (1120, 438106), (2240, 219053)]