30557320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 74764800

約数和(自身を除く): 44207480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 1297, 2356, 2594, 2945, 4712, 5188, 5890, 6485, 10376, 11780, 12970, 23560, 24643, 25940, 40207, 49286, 51880, 80414, 98572, 123215, 160828, 197144, 201035, 246430, 321656, 402070, 492860, 763933, 804140, 985720, 1527866, 1608280, 3055732, 3819665, 6111464, 7639330, 15278660, 30557320]

約数ペア:

[(1, 30557320), (2, 15278660), (4, 7639330), (5, 6111464), (8, 3819665), (10, 3055732), (19, 1608280), (20, 1527866), (31, 985720), (38, 804140), (40, 763933), (62, 492860), (76, 402070), (95, 321656), (124, 246430), (152, 201035), (155, 197144), (190, 160828), (248, 123215), (310, 98572), (380, 80414), (589, 51880), (620, 49286), (760, 40207), (1178, 25940), (1240, 24643), (1297, 23560), (2356, 12970), (2594, 11780), (2945, 10376), (4712, 6485), (5188, 5890)]