30727408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1745

約数の個数: 40

約数和(自身を含む): 63733520

約数和(自身を除く): 33006112

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1657, 2318, 3314, 4636, 6628, 9272, 13256, 18544, 26512, 31483, 62966, 101077, 125932, 202154, 251864, 404308, 503728, 808616, 1617232, 1920463, 3840926, 7681852, 15363704, 30727408]

約数ペア:

[(1, 30727408), (2, 15363704), (4, 7681852), (8, 3840926), (16, 1920463), (19, 1617232), (38, 808616), (61, 503728), (76, 404308), (122, 251864), (152, 202154), (244, 125932), (304, 101077), (488, 62966), (976, 31483), (1159, 26512), (1657, 18544), (2318, 13256), (3314, 9272), (4636, 6628)]