2040777788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 4321658880

約数和(自身を除く): 2280881092

約数列:

[1, 2, 4, 7, 14, 28, 41, 47, 82, 94, 109, 164, 188, 218, 287, 329, 347, 436, 574, 658, 694, 763, 1148, 1316, 1388, 1526, 1927, 2429, 3052, 3854, 4469, 4858, 5123, 7708, 8938, 9716, 10246, 13489, 14227, 16309, 17876, 20492, 26978, 28454, 31283, 32618, 35861, 37823, 53956, 56908, 62566, 65236, 71722, 75646, 99589, 114163, 125132, 143444, 151292, 199178, 210043, 228326, 264761, 398356, 420086, 456652, 529522, 668669, 840172, 1059044, 1337338, 1470301, 1550743, 1777681, 2674676, 2940602, 3101486, 3555362, 4680683, 5881204, 6202972, 7110724, 9361366, 10855201, 12443767, 18722732, 21710402, 24887534, 43420804, 49775068, 72884921, 145769842, 291539684, 510194447, 1020388894, 2040777788]

約数ペア:

[(1, 2040777788), (2, 1020388894), (4, 510194447), (7, 291539684), (14, 145769842), (28, 72884921), (41, 49775068), (47, 43420804), (82, 24887534), (94, 21710402), (109, 18722732), (164, 12443767), (188, 10855201), (218, 9361366), (287, 7110724), (329, 6202972), (347, 5881204), (436, 4680683), (574, 3555362), (658, 3101486), (694, 2940602), (763, 2674676), (1148, 1777681), (1316, 1550743), (1388, 1470301), (1526, 1337338), (1927, 1059044), (2429, 840172), (3052, 668669), (3854, 529522), (4469, 456652), (4858, 420086), (5123, 398356), (7708, 264761), (8938, 228326), (9716, 210043), (10246, 199178), (13489, 151292), (14227, 143444), (16309, 125132), (17876, 114163), (20492, 99589), (26978, 75646), (28454, 71722), (31283, 65236), (32618, 62566), (35861, 56908), (37823, 53956)]