2017789690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{2099}}^1$

素因数の和:2587

約数の個数: 64

約数和(自身を含む): 4296499200

約数和(自身を除く): 2278709510

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 443, 886, 1085, 2099, 2170, 2215, 3101, 4198, 4430, 6202, 10495, 13733, 14693, 15505, 20990, 27466, 29386, 31010, 65069, 68665, 73465, 96131, 130138, 137330, 146930, 192262, 325345, 455483, 480655, 650690, 910966, 929857, 961310, 1859714, 2277415, 4554830, 4649285, 6508999, 9298570, 13017998, 28825567, 32544995, 57651134, 65089990, 144127835, 201778969, 288255670, 403557938, 1008894845, 2017789690]

約数ペア:

[(1, 2017789690), (2, 1008894845), (5, 403557938), (7, 288255670), (10, 201778969), (14, 144127835), (31, 65089990), (35, 57651134), (62, 32544995), (70, 28825567), (155, 13017998), (217, 9298570), (310, 6508999), (434, 4649285), (443, 4554830), (886, 2277415), (1085, 1859714), (2099, 961310), (2170, 929857), (2215, 910966), (3101, 650690), (4198, 480655), (4430, 455483), (6202, 325345), (10495, 192262), (13733, 146930), (14693, 137330), (15505, 130138), (20990, 96131), (27466, 73465), (29386, 68665), (31010, 65069)]