18038720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8053}}^1$

素因数の和:8077

約数の個数: 56

約数和(自身を含む): 49097184

約数和(自身を除く): 31058464

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, 8053, 16106, 32212, 40265, 56371, 64424, 80530, 112742, 128848, 161060, 225484, 257696, 281855, 322120, 450968, 515392, 563710, 644240, 901936, 1127420, 1288480, 1803872, 2254840, 2576960, 3607744, 4509680, 9019360, 18038720]

約数ペア:

[(1, 18038720), (2, 9019360), (4, 4509680), (5, 3607744), (7, 2576960), (8, 2254840), (10, 1803872), (14, 1288480), (16, 1127420), (20, 901936), (28, 644240), (32, 563710), (35, 515392), (40, 450968), (56, 322120), (64, 281855), (70, 257696), (80, 225484), (112, 161060), (140, 128848), (160, 112742), (224, 80530), (280, 64424), (320, 56371), (448, 40265), (560, 32212), (1120, 16106), (2240, 8053)]