19528060540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{22769}}^1$

素因数の和:22895

約数の個数: 96

約数和(自身を含む): 45062740800

約数和(自身を除く): 25534680260

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 61, 74, 76, 95, 122, 148, 185, 190, 244, 305, 370, 380, 610, 703, 740, 1159, 1220, 1406, 2257, 2318, 2812, 3515, 4514, 4636, 5795, 7030, 9028, 11285, 11590, 14060, 22570, 22769, 23180, 42883, 45140, 45538, 85766, 91076, 113845, 171532, 214415, 227690, 428830, 432611, 455380, 842453, 857660, 865222, 1388909, 1684906, 1730444, 2163055, 2777818, 3369812, 4212265, 4326110, 5555636, 6944545, 8424530, 8652220, 13889090, 16006607, 16849060, 26389271, 27778180, 32013214, 51389633, 52778542, 64026428, 80033035, 102779266, 105557084, 131946355, 160066070, 205558532, 256948165, 263892710, 320132140, 513896330, 527785420, 976403027, 1027792660, 1952806054, 3905612108, 4882015135, 9764030270, 19528060540]

約数ペア:

[(1, 19528060540), (2, 9764030270), (4, 4882015135), (5, 3905612108), (10, 1952806054), (19, 1027792660), (20, 976403027), (37, 527785420), (38, 513896330), (61, 320132140), (74, 263892710), (76, 256948165), (95, 205558532), (122, 160066070), (148, 131946355), (185, 105557084), (190, 102779266), (244, 80033035), (305, 64026428), (370, 52778542), (380, 51389633), (610, 32013214), (703, 27778180), (740, 26389271), (1159, 16849060), (1220, 16006607), (1406, 13889090), (2257, 8652220), (2318, 8424530), (2812, 6944545), (3515, 5555636), (4514, 4326110), (4636, 4212265), (5795, 3369812), (7030, 2777818), (9028, 2163055), (11285, 1730444), (11590, 1684906), (14060, 1388909), (22570, 865222), (22769, 857660), (23180, 842453), (42883, 455380), (45140, 432611), (45538, 428830), (85766, 227690), (91076, 214415), (113845, 171532)]