646400688

素因数分解:

$2^4\times 3^1\times {\mathrm{1889}}^1\times {\mathrm{7129}}^1$

素因数の和:9029

約数の個数: 40

約数和(自身を含む): 1670986800

約数和(自身を除く): 1024586112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1889, 3778, 5667, 7129, 7556, 11334, 14258, 15112, 21387, 22668, 28516, 30224, 42774, 45336, 57032, 85548, 90672, 114064, 171096, 342192, 13466681, 26933362, 40400043, 53866724, 80800086, 107733448, 161600172, 215466896, 323200344, 646400688]

約数ペア:

[(1, 646400688), (2, 323200344), (3, 215466896), (4, 161600172), (6, 107733448), (8, 80800086), (12, 53866724), (16, 40400043), (24, 26933362), (48, 13466681), (1889, 342192), (3778, 171096), (5667, 114064), (7129, 90672), (7556, 85548), (11334, 57032), (14258, 45336), (15112, 42774), (21387, 30224), (22668, 28516)]