27889150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 56424960

約数和(自身を除く): 28535810

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 947, 950, 1178, 1550, 1894, 2945, 4735, 5890, 9470, 14725, 17993, 23675, 29357, 29450, 35986, 47350, 58714, 89965, 146785, 179930, 293570, 449825, 557783, 733925, 899650, 1115566, 1467850, 2788915, 5577830, 13944575, 27889150]

約数ペア:

[(1, 27889150), (2, 13944575), (5, 5577830), (10, 2788915), (19, 1467850), (25, 1115566), (31, 899650), (38, 733925), (50, 557783), (62, 449825), (95, 293570), (155, 179930), (190, 146785), (310, 89965), (475, 58714), (589, 47350), (775, 35986), (947, 29450), (950, 29357), (1178, 23675), (1550, 17993), (1894, 14725), (2945, 9470), (4735, 5890)]