858487880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{9239}}^1$

素因数の和:9374

約数の個数: 64

約数和(自身を含む): 2035756800

約数和(自身を除く): 1177268920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 808, 920, 1010, 2020, 2323, 4040, 4646, 9239, 9292, 11615, 18478, 18584, 23230, 36956, 46195, 46460, 73912, 92390, 92920, 184780, 212497, 369560, 424994, 849988, 933139, 1062485, 1699976, 1866278, 2124970, 3732556, 4249940, 4665695, 7465112, 8499880, 9331390, 18662780, 21462197, 37325560, 42924394, 85848788, 107310985, 171697576, 214621970, 429243940, 858487880]

約数ペア:

[(1, 858487880), (2, 429243940), (4, 214621970), (5, 171697576), (8, 107310985), (10, 85848788), (20, 42924394), (23, 37325560), (40, 21462197), (46, 18662780), (92, 9331390), (101, 8499880), (115, 7465112), (184, 4665695), (202, 4249940), (230, 3732556), (404, 2124970), (460, 1866278), (505, 1699976), (808, 1062485), (920, 933139), (1010, 849988), (2020, 424994), (2323, 369560), (4040, 212497), (4646, 184780), (9239, 92920), (9292, 92390), (11615, 73912), (18478, 46460), (18584, 46195), (23230, 36956)]