2018478210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{24709}}^1$

素因数の和:25115

約数の個数: 64

約数和(自身を含む): 5550854400

約数和(自身を除く): 3532376190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 389, 778, 1167, 1945, 2334, 2723, 3890, 5446, 5835, 8169, 11670, 13615, 16338, 24709, 27230, 40845, 49418, 74127, 81690, 123545, 148254, 172963, 247090, 345926, 370635, 518889, 741270, 864815, 1037778, 1729630, 2594445, 5188890, 9611801, 19223602, 28835403, 48059005, 57670806, 67282607, 96118010, 134565214, 144177015, 201847821, 288354030, 336413035, 403695642, 672826070, 1009239105, 2018478210]

約数ペア:

[(1, 2018478210), (2, 1009239105), (3, 672826070), (5, 403695642), (6, 336413035), (7, 288354030), (10, 201847821), (14, 144177015), (15, 134565214), (21, 96118010), (30, 67282607), (35, 57670806), (42, 48059005), (70, 28835403), (105, 19223602), (210, 9611801), (389, 5188890), (778, 2594445), (1167, 1729630), (1945, 1037778), (2334, 864815), (2723, 741270), (3890, 518889), (5446, 370635), (5835, 345926), (8169, 247090), (11670, 172963), (13615, 148254), (16338, 123545), (24709, 81690), (27230, 74127), (40845, 49418)]