167777980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{11933}}^1$

素因数の和:11998

約数の個数: 48

約数和(自身を含む): 380933280

約数和(自身を除く): 213155300

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 11933, 14060, 23866, 47732, 59665, 119330, 226727, 238660, 441521, 453454, 883042, 906908, 1133635, 1766084, 2207605, 2267270, 4415210, 4534540, 8388899, 8830420, 16777798, 33555596, 41944495, 83888990, 167777980]

約数ペア:

[(1, 167777980), (2, 83888990), (4, 41944495), (5, 33555596), (10, 16777798), (19, 8830420), (20, 8388899), (37, 4534540), (38, 4415210), (74, 2267270), (76, 2207605), (95, 1766084), (148, 1133635), (185, 906908), (190, 883042), (370, 453454), (380, 441521), (703, 238660), (740, 226727), (1406, 119330), (2812, 59665), (3515, 47732), (7030, 23866), (11933, 14060)]