2080403936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263209}}^1$

素因数の和:263251

約数の個数: 48

約数和(自身を含む): 4643024400

約数和(自身を除く): 2562620464

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 263209, 526418, 1052836, 2105672, 3421717, 4211344, 5000971, 6843434, 8422688, 10001942, 13686868, 20003884, 27373736, 40007768, 54747472, 65012623, 80015536, 109494944, 130025246, 160031072, 260050492, 520100984, 1040201968, 2080403936]

約数ペア:

[(1, 2080403936), (2, 1040201968), (4, 520100984), (8, 260050492), (13, 160031072), (16, 130025246), (19, 109494944), (26, 80015536), (32, 65012623), (38, 54747472), (52, 40007768), (76, 27373736), (104, 20003884), (152, 13686868), (208, 10001942), (247, 8422688), (304, 6843434), (416, 5000971), (494, 4211344), (608, 3421717), (988, 2105672), (1976, 1052836), (3952, 526418), (7904, 263209)]