8321340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 23425920

約数和(自身を除く): 15104580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 419, 662, 838, 993, 1257, 1324, 1655, 1676, 1986, 2095, 2514, 3310, 3972, 4190, 4965, 5028, 6285, 6620, 8380, 9930, 12570, 19860, 25140, 138689, 277378, 416067, 554756, 693445, 832134, 1386890, 1664268, 2080335, 2773780, 4160670, 8321340]

約数ペア:

[(1, 8321340), (2, 4160670), (3, 2773780), (4, 2080335), (5, 1664268), (6, 1386890), (10, 832134), (12, 693445), (15, 554756), (20, 416067), (30, 277378), (60, 138689), (331, 25140), (419, 19860), (662, 12570), (838, 9930), (993, 8380), (1257, 6620), (1324, 6285), (1655, 5028), (1676, 4965), (1986, 4190), (2095, 3972), (2514, 3310)]