2018307990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1\times {\mathrm{1997}}^1$

素因数の和:2637

約数の個数: 64

約数和(自身を含む): 4937137920

約数和(自身を除く): 2918829930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 571, 590, 885, 1142, 1713, 1770, 1997, 2855, 3426, 3994, 5710, 5991, 8565, 9985, 11982, 17130, 19970, 29955, 33689, 59910, 67378, 101067, 117823, 168445, 202134, 235646, 336890, 353469, 505335, 589115, 706938, 1010670, 1140287, 1178230, 1767345, 2280574, 3420861, 3534690, 5701435, 6841722, 11402870, 17104305, 34208610, 67276933, 134553866, 201830799, 336384665, 403661598, 672769330, 1009153995, 2018307990]

約数ペア:

[(1, 2018307990), (2, 1009153995), (3, 672769330), (5, 403661598), (6, 336384665), (10, 201830799), (15, 134553866), (30, 67276933), (59, 34208610), (118, 17104305), (177, 11402870), (295, 6841722), (354, 5701435), (571, 3534690), (590, 3420861), (885, 2280574), (1142, 1767345), (1713, 1178230), (1770, 1140287), (1997, 1010670), (2855, 706938), (3426, 589115), (3994, 505335), (5710, 353469), (5991, 336890), (8565, 235646), (9985, 202134), (11982, 168445), (17130, 117823), (19970, 101067), (29955, 67378), (33689, 59910)]