30748520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6353}}^1$

素因数の和:6386

約数の個数: 48

約数和(自身を含む): 76057380

約数和(自身を除く): 45308860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6353, 12706, 25412, 31765, 50824, 63530, 69883, 127060, 139766, 254120, 279532, 349415, 559064, 698830, 768713, 1397660, 1537426, 2795320, 3074852, 3843565, 6149704, 7687130, 15374260, 30748520]

約数ペア:

[(1, 30748520), (2, 15374260), (4, 7687130), (5, 6149704), (8, 3843565), (10, 3074852), (11, 2795320), (20, 1537426), (22, 1397660), (40, 768713), (44, 698830), (55, 559064), (88, 349415), (110, 279532), (121, 254120), (220, 139766), (242, 127060), (440, 69883), (484, 63530), (605, 50824), (968, 31765), (1210, 25412), (2420, 12706), (4840, 6353)]