428327340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1019827}}^1$

素因数の和:1019846

約数の個数: 48

約数和(自身を含む): 1370648832

約数和(自身を除く): 942321492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1019827, 2039654, 3059481, 4079308, 5099135, 6118962, 7138789, 10198270, 12237924, 14277578, 15297405, 20396540, 21416367, 28555156, 30594810, 35693945, 42832734, 61189620, 71387890, 85665468, 107081835, 142775780, 214163670, 428327340]

約数ペア:

[(1, 428327340), (2, 214163670), (3, 142775780), (4, 107081835), (5, 85665468), (6, 71387890), (7, 61189620), (10, 42832734), (12, 35693945), (14, 30594810), (15, 28555156), (20, 21416367), (21, 20396540), (28, 15297405), (30, 14277578), (35, 12237924), (42, 10198270), (60, 7138789), (70, 6118962), (84, 5099135), (105, 4079308), (140, 3059481), (210, 2039654), (420, 1019827)]