30652280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 71820000

約数和(自身を除く): 41167720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 139, 148, 149, 185, 278, 296, 298, 370, 556, 596, 695, 740, 745, 1112, 1192, 1390, 1480, 1490, 2780, 2980, 5143, 5513, 5560, 5960, 10286, 11026, 20572, 20711, 22052, 25715, 27565, 41144, 41422, 44104, 51430, 55130, 82844, 102860, 103555, 110260, 165688, 205720, 207110, 220520, 414220, 766307, 828440, 1532614, 3065228, 3831535, 6130456, 7663070, 15326140, 30652280]

約数ペア:

[(1, 30652280), (2, 15326140), (4, 7663070), (5, 6130456), (8, 3831535), (10, 3065228), (20, 1532614), (37, 828440), (40, 766307), (74, 414220), (139, 220520), (148, 207110), (149, 205720), (185, 165688), (278, 110260), (296, 103555), (298, 102860), (370, 82844), (556, 55130), (596, 51430), (695, 44104), (740, 41422), (745, 41144), (1112, 27565), (1192, 25715), (1390, 22052), (1480, 20711), (1490, 20572), (2780, 11026), (2980, 10286), (5143, 5960), (5513, 5560)]