1889440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{241}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 5214132

約数和(自身を除く): 3324692

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, 241, 245, 280, 392, 482, 490, 560, 784, 964, 980, 1120, 1205, 1568, 1687, 1928, 1960, 2410, 3374, 3856, 3920, 4820, 6748, 7712, 7840, 8435, 9640, 11809, 13496, 16870, 19280, 23618, 26992, 33740, 38560, 47236, 53984, 59045, 67480, 94472, 118090, 134960, 188944, 236180, 269920, 377888, 472360, 944720, 1889440]

約数ペア:

[(1, 1889440), (2, 944720), (4, 472360), (5, 377888), (7, 269920), (8, 236180), (10, 188944), (14, 134960), (16, 118090), (20, 94472), (28, 67480), (32, 59045), (35, 53984), (40, 47236), (49, 38560), (56, 33740), (70, 26992), (80, 23618), (98, 19280), (112, 16870), (140, 13496), (160, 11809), (196, 9640), (224, 8435), (241, 7840), (245, 7712), (280, 6748), (392, 4820), (482, 3920), (490, 3856), (560, 3374), (784, 2410), (964, 1960), (980, 1928), (1120, 1687), (1205, 1568)]