28364380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4210

約数の個数: 48

約数和(自身を含む): 67092480

約数和(自身を除く): 38728100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4159, 6820, 8318, 16636, 20795, 41590, 45749, 83180, 91498, 128929, 182996, 228745, 257858, 457490, 515716, 644645, 914980, 1289290, 1418219, 2578580, 2836438, 5672876, 7091095, 14182190, 28364380]

約数ペア:

[(1, 28364380), (2, 14182190), (4, 7091095), (5, 5672876), (10, 2836438), (11, 2578580), (20, 1418219), (22, 1289290), (31, 914980), (44, 644645), (55, 515716), (62, 457490), (110, 257858), (124, 228745), (155, 182996), (220, 128929), (310, 91498), (341, 83180), (620, 45749), (682, 41590), (1364, 20795), (1705, 16636), (3410, 8318), (4159, 6820)]