1230465712

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{646253}}^1$

素因数の和:646285

約数の個数: 40

約数和(自身を含む): 2884877856

約数和(自身を除く): 1654412144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 646253, 1292506, 2585012, 4523771, 5170024, 9047542, 10340048, 10986301, 18095084, 21972602, 36190168, 43945204, 72380336, 76904107, 87890408, 153808214, 175780816, 307616428, 615232856, 1230465712]

約数ペア:

[(1, 1230465712), (2, 615232856), (4, 307616428), (7, 175780816), (8, 153808214), (14, 87890408), (16, 76904107), (17, 72380336), (28, 43945204), (34, 36190168), (56, 21972602), (68, 18095084), (112, 10986301), (119, 10340048), (136, 9047542), (238, 5170024), (272, 4523771), (476, 2585012), (952, 1292506), (1904, 646253)]