28966980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4057}}^1$

素因数の和:4093

約数の個数: 96

約数和(自身を含む): 98171136

約数和(自身を除く): 69204156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 4057, 7140, 8114, 12171, 16228, 20285, 24342, 28399, 40570, 48684, 56798, 60855, 68969, 81140, 85197, 113596, 121710, 137938, 141995, 170394, 206907, 243420, 275876, 283990, 340788, 344845, 413814, 425985, 482783, 567980, 689690, 827628, 851970, 965566, 1034535, 1379380, 1448349, 1703940, 1931132, 2069070, 2413915, 2896698, 4138140, 4827830, 5793396, 7241745, 9655660, 14483490, 28966980]

約数ペア:

[(1, 28966980), (2, 14483490), (3, 9655660), (4, 7241745), (5, 5793396), (6, 4827830), (7, 4138140), (10, 2896698), (12, 2413915), (14, 2069070), (15, 1931132), (17, 1703940), (20, 1448349), (21, 1379380), (28, 1034535), (30, 965566), (34, 851970), (35, 827628), (42, 689690), (51, 567980), (60, 482783), (68, 425985), (70, 413814), (84, 344845), (85, 340788), (102, 283990), (105, 275876), (119, 243420), (140, 206907), (170, 170394), (204, 141995), (210, 137938), (238, 121710), (255, 113596), (340, 85197), (357, 81140), (420, 68969), (476, 60855), (510, 56798), (595, 48684), (714, 40570), (1020, 28399), (1190, 24342), (1428, 20285), (1785, 16228), (2380, 12171), (3570, 8114), (4057, 7140)]