30460280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 72394560

約数和(自身を除く): 41934280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 184, 226, 230, 293, 452, 460, 565, 586, 904, 920, 1130, 1172, 1465, 2260, 2344, 2599, 2930, 4520, 5198, 5860, 6739, 10396, 11720, 12995, 13478, 20792, 25990, 26956, 33109, 33695, 51980, 53912, 66218, 67390, 103960, 132436, 134780, 165545, 264872, 269560, 331090, 662180, 761507, 1324360, 1523014, 3046028, 3807535, 6092056, 7615070, 15230140, 30460280]

約数ペア:

[(1, 30460280), (2, 15230140), (4, 7615070), (5, 6092056), (8, 3807535), (10, 3046028), (20, 1523014), (23, 1324360), (40, 761507), (46, 662180), (92, 331090), (113, 269560), (115, 264872), (184, 165545), (226, 134780), (230, 132436), (293, 103960), (452, 67390), (460, 66218), (565, 53912), (586, 51980), (904, 33695), (920, 33109), (1130, 26956), (1172, 25990), (1465, 20792), (2260, 13478), (2344, 12995), (2599, 11720), (2930, 10396), (4520, 6739), (5198, 5860)]