8557980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7507}}^1$

素因数の和:7538

約数の個数: 48

約数和(自身を含む): 25226880

約数和(自身を除く): 16668900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 7507, 15014, 22521, 30028, 37535, 45042, 75070, 90084, 112605, 142633, 150140, 225210, 285266, 427899, 450420, 570532, 713165, 855798, 1426330, 1711596, 2139495, 2852660, 4278990, 8557980]

約数ペア:

[(1, 8557980), (2, 4278990), (3, 2852660), (4, 2139495), (5, 1711596), (6, 1426330), (10, 855798), (12, 713165), (15, 570532), (19, 450420), (20, 427899), (30, 285266), (38, 225210), (57, 150140), (60, 142633), (76, 112605), (95, 90084), (114, 75070), (190, 45042), (228, 37535), (285, 30028), (380, 22521), (570, 15014), (1140, 7507)]