19673920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8783}}^1$

素因数の和:8807

約数の個数: 56

約数和(自身を含む): 53547264

約数和(自身を除く): 33873344

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, 8783, 17566, 35132, 43915, 61481, 70264, 87830, 122962, 140528, 175660, 245924, 281056, 307405, 351320, 491848, 562112, 614810, 702640, 983696, 1229620, 1405280, 1967392, 2459240, 2810560, 3934784, 4918480, 9836960, 19673920]

約数ペア:

[(1, 19673920), (2, 9836960), (4, 4918480), (5, 3934784), (7, 2810560), (8, 2459240), (10, 1967392), (14, 1405280), (16, 1229620), (20, 983696), (28, 702640), (32, 614810), (35, 562112), (40, 491848), (56, 351320), (64, 307405), (70, 281056), (80, 245924), (112, 175660), (140, 140528), (160, 122962), (224, 87830), (280, 70264), (320, 61481), (448, 43915), (560, 35132), (1120, 17566), (2240, 8783)]