1020466660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1\times {\mathrm{2549}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 2205831600

約数和(自身を除く): 1185364940

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 541, 740, 1082, 2164, 2549, 2705, 5098, 5410, 10196, 10820, 12745, 20017, 25490, 40034, 50980, 80068, 94313, 100085, 188626, 200170, 377252, 400340, 471565, 943130, 1379009, 1886260, 2758018, 5516036, 6895045, 13790090, 27580180, 51023333, 102046666, 204093332, 255116665, 510233330, 1020466660]

約数ペア:

[(1, 1020466660), (2, 510233330), (4, 255116665), (5, 204093332), (10, 102046666), (20, 51023333), (37, 27580180), (74, 13790090), (148, 6895045), (185, 5516036), (370, 2758018), (541, 1886260), (740, 1379009), (1082, 943130), (2164, 471565), (2549, 400340), (2705, 377252), (5098, 200170), (5410, 188626), (10196, 100085), (10820, 94313), (12745, 80068), (20017, 50980), (25490, 40034)]