1898182640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{8123}}^1$

素因数の和:8286

約数の個数: 80

約数和(自身を含む): 4641988608

約数和(自身を除く): 2743805968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 230, 254, 368, 460, 508, 635, 920, 1016, 1270, 1840, 2032, 2540, 2921, 5080, 5842, 8123, 10160, 11684, 14605, 16246, 23368, 29210, 32492, 40615, 46736, 58420, 64984, 81230, 116840, 129968, 162460, 186829, 233680, 324920, 373658, 649840, 747316, 934145, 1031621, 1494632, 1868290, 2063242, 2989264, 3736580, 4126484, 5158105, 7473160, 8252968, 10316210, 14946320, 16505936, 20632420, 23727283, 41264840, 47454566, 82529680, 94909132, 118636415, 189818264, 237272830, 379636528, 474545660, 949091320, 1898182640]

約数ペア:

[(1, 1898182640), (2, 949091320), (4, 474545660), (5, 379636528), (8, 237272830), (10, 189818264), (16, 118636415), (20, 94909132), (23, 82529680), (40, 47454566), (46, 41264840), (80, 23727283), (92, 20632420), (115, 16505936), (127, 14946320), (184, 10316210), (230, 8252968), (254, 7473160), (368, 5158105), (460, 4126484), (508, 3736580), (635, 2989264), (920, 2063242), (1016, 1868290), (1270, 1494632), (1840, 1031621), (2032, 934145), (2540, 747316), (2921, 649840), (5080, 373658), (5842, 324920), (8123, 233680), (10160, 186829), (11684, 162460), (14605, 129968), (16246, 116840), (23368, 81230), (29210, 64984), (32492, 58420), (40615, 46736)]