1971260340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4693477}}^1$

素因数の和:4693496

約数の個数: 48

約数和(自身を含む): 6308034432

約数和(自身を除く): 4336774092

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, 4693477, 9386954, 14080431, 18773908, 23467385, 28160862, 32854339, 46934770, 56321724, 65708678, 70402155, 93869540, 98563017, 131417356, 140804310, 164271695, 197126034, 281608620, 328543390, 394252068, 492815085, 657086780, 985630170, 1971260340]

約数ペア:

[(1, 1971260340), (2, 985630170), (3, 657086780), (4, 492815085), (5, 394252068), (6, 328543390), (7, 281608620), (10, 197126034), (12, 164271695), (14, 140804310), (15, 131417356), (20, 98563017), (21, 93869540), (28, 70402155), (30, 65708678), (35, 56321724), (42, 46934770), (60, 32854339), (70, 28160862), (84, 23467385), (105, 18773908), (140, 14080431), (210, 9386954), (420, 4693477)]