4899694240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{624961}}^1$

素因数の和:624990

約数の個数: 72

約数和(自身を含む): 13465431252

約数和(自身を除く): 8565737012

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 624961, 1249922, 2499844, 3124805, 4374727, 4999688, 6249610, 8749454, 9999376, 12499220, 17498908, 19998752, 21873635, 24998440, 30623089, 34997816, 43747270, 49996880, 61246178, 69995632, 87494540, 99993760, 122492356, 139991264, 153115445, 174989080, 244984712, 306230890, 349978160, 489969424, 612461780, 699956320, 979938848, 1224923560, 2449847120, 4899694240]

約数ペア:

[(1, 4899694240), (2, 2449847120), (4, 1224923560), (5, 979938848), (7, 699956320), (8, 612461780), (10, 489969424), (14, 349978160), (16, 306230890), (20, 244984712), (28, 174989080), (32, 153115445), (35, 139991264), (40, 122492356), (49, 99993760), (56, 87494540), (70, 69995632), (80, 61246178), (98, 49996880), (112, 43747270), (140, 34997816), (160, 30623089), (196, 24998440), (224, 21873635), (245, 19998752), (280, 17498908), (392, 12499220), (490, 9999376), (560, 8749454), (784, 6249610), (980, 4999688), (1120, 4374727), (1568, 3124805), (1960, 2499844), (3920, 1249922), (7840, 624961)]