28462960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 42961040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 499, 620, 713, 920, 998, 1240, 1426, 1840, 1996, 2480, 2495, 2852, 3565, 3992, 4990, 5704, 7130, 7984, 9980, 11408, 11477, 14260, 15469, 19960, 22954, 28520, 30938, 39920, 45908, 57040, 57385, 61876, 77345, 91816, 114770, 123752, 154690, 183632, 229540, 247504, 309380, 355787, 459080, 618760, 711574, 918160, 1237520, 1423148, 1778935, 2846296, 3557870, 5692592, 7115740, 14231480, 28462960]

約数ペア:

[(1, 28462960), (2, 14231480), (4, 7115740), (5, 5692592), (8, 3557870), (10, 2846296), (16, 1778935), (20, 1423148), (23, 1237520), (31, 918160), (40, 711574), (46, 618760), (62, 459080), (80, 355787), (92, 309380), (115, 247504), (124, 229540), (155, 183632), (184, 154690), (230, 123752), (248, 114770), (310, 91816), (368, 77345), (460, 61876), (496, 57385), (499, 57040), (620, 45908), (713, 39920), (920, 30938), (998, 28520), (1240, 22954), (1426, 19960), (1840, 15469), (1996, 14260), (2480, 11477), (2495, 11408), (2852, 9980), (3565, 7984), (3992, 7130), (4990, 5704)]